petite-difference-challenge2/test-A/out-model=base.tsv

M
M
M
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
M
F
M
F
M
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
F
F
M
M
F
F
F
M
M
M
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
M
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
M
M
M
M
M
F
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
M
F
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
F
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
F
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
F
M
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
F
F
F
M
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
M
F
M
M
F
F
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
F
M
F
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
F
F
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
M
F
M
F
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
F
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
F
M
F
M
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
F
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
M
M
M
M
M
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
F
F
F
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
F
F
M
F
F
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
M
F
F
F
F
M
M
F
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
F
F
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
M
M
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
F
F
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
M
F
M
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
M
F
F
F
F
F
M
F
F
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
F
F
F
M
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
M
F
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
F
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
F
M
M
F
F
M
F
F
M
F
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
F
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
F
M
F
M
F
F
M
F
F
F
F
F
F
F
F
M
F
F
F
M
M
F
M
F
F
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
F
F
M
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
F
F
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
F
M
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
F
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
M
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
F
M
M
M
M
F
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
F
M
F
F
F
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
M
F
F
M
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
F
F
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
F
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
F
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
M
M
F
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
F
M
F
F
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
M
M
M
F
M
F
F
F
M
M
F
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
F
F
M
F
F
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
F
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
M
M
F
M
F
M
F
M
F
M
M
F
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
F
M
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
M
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
M
F
M
F
M
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
F
F
F
F
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
F
F
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
F
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
F
M
M
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
F
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
M
M
M
F
M
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
M
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
F
F
M
M
M
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
M
F
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
F
F
F
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
F
F
F
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
M
M
F
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
F
F
M
M
F
F
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
F
F
F
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
F
F
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
M
F
M
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
M
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
F
M
M
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
M
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
M
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
F
M
F
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
F
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
M
F
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
F
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
M
F
F
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
F
F
M
M
M
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
F
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
M
F
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
M
F
M
M
M
F
M
F
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
F
M
F
F
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
M
M
M
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
F
F
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
F
F
M
M
F
F
F
F
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
F
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
M
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
F
F
F
F
M
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
M
F
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
F
F
F
F
F
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
F
M
F
F
F
F
M
F
M
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
F
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
F
M
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
M
F
F
M
M
M
M
F
M
M
F
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
F
M
M
F
F
F
M
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
M
F
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
F
F
F
F
M
M
M
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
F
M
M
M
M
M
F
M
M
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
M
F
M
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
M
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
F
M
F
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
F
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
M
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
F
F
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
F
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
F
F
F
M
M
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
F
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
M
M
M
F
F
F
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
F
F
F
M
F
F
M
M
F
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
F
F
F
M
F
F
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
F
M
F
F
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
F
M
F
F
M
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
F
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
M
F
F
F
M
F
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
F
M
M
F
M
M
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
M
F
F
M
F
M
M
F
M
F
F
F
F
F
M
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
M
F
F
M
M
M
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
F
F
F
M
F
F
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
F
F
M
F
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
F
M
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
F
M
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
M
F
F
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
M
M
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
M
F
F
F
F
F
F
F
M
F
F
F
F
F
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
F
F
M
F
F
F
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
F
M
F
M
F
M
M
F
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
M
M
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
M
M
F
F
M
F
F
F
F
M
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
M
M
F
F
F
M
F
M
M
M
M
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
F
F
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
F
F
M
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
F
F
M
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
M
M
F
F
F
F
M
F
F
F
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
F
M
F
F
F
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
F
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
F
F
F
F
F
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
F
F
M
M
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
M
M
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
F
F
M
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
F
F
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
M
M
F
F
F
F
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
M
F
M
M
F
M
F
M
F
M
F
M
F
M
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
M
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
F
F
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
F
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
M
M
F
F
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
M
M
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
F
F
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
F
F
M
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
F
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
F
M
F
F
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
F
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
F
F
F
F
F
F
M
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
M
F
F
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
M
F
F
F
M
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
F
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
M
F
F
M
M
F
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
M
F
F
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
M
M
F
F
F
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
M
M
M
M
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
M
F
F
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
F
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
M
M
F
F
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
F
F
F
M
F
M
M
M
M
M
F
M
M
F
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
M
F
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
F
F
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
F
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
F
F
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
M
F
F
M
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
M
F
F
M
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
M
F
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
F
F
F
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
F
F
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
F
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
F
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
M
F
F
M
M
F
F
M
M
M
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
F
F
M
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
M
M
F
F
M
M
M
M
F
F
M
F
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
F
M
F
M
F
M
M
F
M
F
M
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
F
M
F
M
F
F
M
F
F
M
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
M
F
F
M
F
M
F
F
F
M
F
F
F
F
M
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
M
F
M
M
M
M
F
F
M
F
M
M
F
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
F
F
F
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
M
F
F
F
F
M
M
M
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
F
M
M
M
F
F
M
F
F
F
F
F
M
F
F
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
F
F
M
M
F
F
M
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
F
F
F
M
M
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
F
F
F
F
M
F
M
M
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
F
M
F
F
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
F
F
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
F
M
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
M
F
F
M
F
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
M
M
M
F
F
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
F
F
F
F
F
M
M
M
F
F
M
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
M
M
F
F
F
M
F
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
F
F
F
F
F
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
M
M
F
F
F
F
M
F
F
M
M
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
F
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
F
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
M
F
M
F
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
M
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
M
F
M
M
F
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
M
F
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
F
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
M
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
M
F
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
M
F
F
M
F
F
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
M
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
M
M
M
F
F
M
M
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
F
M
F
F
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
F
F
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
M
M
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
M
F
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
F
M
M
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
F
F
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
M
M
F
F
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
M
F
M
M
M
M
F
M
F
F
F
F
M
F
F
F
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
F
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
F
F
F
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
F
F
M
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
F
F
F
F
M
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
F
F
M
M
M
M
F
F
F
M
F
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
F
F
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
F
M
F
F
F
F
F
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
F
M
F
F
F
M
M
F
F
F
M
M
F
F
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
F
M
F
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
M
M
F
F
M
F
F
F
M
M
F
F
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
F
M
M
M
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
M
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
F
F
M
M
M
M
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
F
F
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
M
M
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
M
M
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
F
F
M
M
F
F
F
F
M
M
M
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
M
M
M
F
M
M
F
F
M
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
M
M
M
F
F
F
F
M
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
F
F
F
M
F
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
F
M
M
F
M
F
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
F
F
F
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
M
F
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
F
F
F
M
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
F
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
M
F
M
F
F
M
M
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
F
M
M
F
F
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
M
M
M
M
M
F
F
F
F
M
M
M
M
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
F
M
F
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
F
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
F
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
F
M
F
F
M
M
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
F
F
F
F
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
F
M
M
M
M
M
F
F
M
F
F
F
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
F
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
F
M
F
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
F
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
F
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
M
M
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
M
M
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
F
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
F
M
M
F
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
F
F
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
F
F
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
F
M
F
F
F
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
M
F
M
F
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
F
M
F
M
M
M
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
F
M
F
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
F
F
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
F
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
F
F
F
F
F
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
M
F
F
F
F
F
F
F
M
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
F
F
F
F
F
M
F
F
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
F
F
M
F
M
M
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
F
F
F
M
F
M
F
M
F
F
M
F
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
F
M
F
F
F
M
M
F
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
F
M
M
M
M
M
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
M
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
M
F
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
F
F
F
F
F
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
M
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
F
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
M
F
F
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
F
F
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
F
M
F
F
F
F
F
M
F
F
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
F
F
F
F
F
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
M
M
F
F
M
M
M
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
F
F
M
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
F
F
M
F
F
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
F
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
M
M
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
F
F
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
M
M
F
M
M
F
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
M
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
F
M
F
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
F
F
F
F
F
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
F
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
F
F
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
F
F
M
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
F
F
M
M
F
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
M
F
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
F
F
F
F
F
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
F
F
M
F
F
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
F
F
F
M
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
M
F
M
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
M
M
F
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
M
F
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
F
F
F
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
F
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
F
F
M
M
F
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
M
F
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
M
M
F
M
M
M
M
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
M
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
F
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
F
M
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
M
M
M
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
M
F
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
F
M
M
F
F
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
M
M
F
M
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
F
M
M
F
F
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
F
F
F
F
F
F
M
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
F
F
M
M
F
F
F
F
M
F
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
F
M
M
F
M
M
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
F
F
F
F
F
F
M
F
F
F
F
F
F
M
F
F
F
F
M
F
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
F
F
M
M
M
F
F
M
F
M
F
M
F
M
F
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
M
F
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
M
M
F
F
M
F
F
F
M
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
M
F
M
M
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
F
M
F
M
M
M
F
F
F
F
M
F
F
F
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
M
M
F
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
F
F
M
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
F
F
M
F
F
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
F
F
F
M
M
F
M
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
M
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
M
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
M
F
F
M
M
M
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
M
F
M
M
M
M
M
F
F
M
M
F
F
M
F
F
M
F
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
M
F
F
F
M
F
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
M
M
M
M
M
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
M
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
M
F
F
F
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
F
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
F
F
M
F
M
F
F
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
F
M
F
F
F
F
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
M
F
M
F
M
F
M
F
M
M
F
M
F
M
F
F
M
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
M
F
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
F
M
F
M
M
F
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
F
F
M
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
M
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
M
F
F
M
M
F
M
F
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
F
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
F
F
F
M
F
F
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
F
F
F
F
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
M
F
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
M
F
F
F
M
M
F
F
F
M
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
F
F
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
M
M
F
M
M
F
M
F
M
F
M
M
M
M
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
M
F
M
F
M
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
F
F
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
F
F
F
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
M
F
F
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
F
M
F
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
M
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
F
F
M
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
F
F
F
M
M
M
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
M
M
F
M
F
F
M
F
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
F
F
M
F
F
F
F
F
F
M
F
F
F
M
F
F
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
F
M
M
F
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
F
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
M
F
M
M
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
F
M
F
M
M
M
F
F
F
M
M
F
M
M
M
F
F
F
F
M
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
F
F
F
M
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
F
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
F
F
M
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
F
M
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
F
F
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
F
F
M
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
M
M
F
F
F
F
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
F
M
M
F
F
F
F
F
M
M
M
F
F
M
F
M
M
F
F
M
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
M
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
F
M
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
M
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
F
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
F
F
M
M
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
F
F
M
F
M
F
M
F
M
F
M
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
F
F
F
F
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
M
F
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
M
F
M
F
M
M
M
F
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
F
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
M
F
F
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
F
F
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
M
F
F
F
F
F
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
M
F
M
M
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
F
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
F
M
M
F
F
F
M
F
F
F
F
M
F
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
F
F
F
F
F
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
F
M
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
F
M
F
M
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
F
M
F
F
F
F
F
F
M
M
F
M
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
F
M
F
M
M
F
F
F
F
F
F
M
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
F
M
M
F
F
F
F
F
M
M
F
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
M
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
F
F
M
M
F
M
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
M
M
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
F
M
F
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
F
F
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
M
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
F
M
M
F
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
F
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
M
M
F
M
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
F
F
F
M
M
F
F
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
M
F
M
F
M
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
F
F
F
F
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
F
F
M
M
M
F
M
M
F
F
M
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
F
F
F
M
F
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
F
F
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
M
M
F
M
F
F
F
M
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
F
F
M
F
F
F
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
M
F
M
F
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
F
F
F
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
M
F
F
M
F
M
F
M
F
F
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
F
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
M
F
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
M
M
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
M
M
F
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
M
F
F
M
F
F
M
F
M
F
M
F
M
F
M
F
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
F
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
M
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
F
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
F
F
M
F
F
M
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
F
F
F
M
M
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
F
M
F
F
M
M
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
M
M
F
M
F
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
M
F
F
M
M
F
M
M
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
M
M
F
M
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
F
M
F
F
F
M
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
M
F
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
M
M
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
M
F
M
F
M
F
M
M
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
F
F
M
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
M
M
M
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
F
M
F
M
M
M
M
F
M
F
M
F
M
M
M
M
M
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
M
M
F
M
M
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
F
F
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
M
M
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
F
F
M
M
M
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
F
M
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
F
F
F
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
M
F
M
F
F
F
F
M
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
M
F
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
F
M
F
M
F
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
F
F
M
F
F
M
F
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
F
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
F
F
M
M
F
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
F
M
M
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
F
M
F
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
M
F
F
M
M
M
F
M
F
F
F
F
F
M
F
M
M
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
M
F
M
F
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
F
F
M
M
M
M
F
M
M
M
F
M
M
F
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
F
F
M
M
F
M
F
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
F
F
F
M
F
M
M
M
F
M
M
F
M
F
F
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
F
M
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
M
F
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
M
F
F
M
F
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
F
M
F
F
F
M
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
F
F
F
F
M
M
M
F
M
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
M
M
F
F
M
F
F
M
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
F
M
M
F
F
M
M
M
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
F
M
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
F
M
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
M
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
M
M
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
M
F
F
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
F
M
F
M
F
M
M
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
M
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
M
F
M
F
F
F
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
F
F
F
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
F
F
M
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
M
M
M
M
F
M
F
M
F
M
M
F
M
F
M
M
M
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
F
M
F
F
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
F
M
M
F
M
F
F
F
F
M
M
F
F
M
M
F
F
M
F
F
F
M
F
F
F
F
M
F
M
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
F
F
F
F
M
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
M
M
M
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
F
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
F
M
F
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
F
M
F
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
F
M
M
M
M
F
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
F
M
M
F
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
M
M
F
M
M
F
M
F
F
F
M
F
F
M
F
M
F
M
F
F
F
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
M
F
F
F
F
M
F
F
F
M
M
F
F
F
F
M
M
M
F
F
M
F
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
M
F
M
F
M
F
F
F
M
M
M
M
F
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
F
F
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
F
M
M
F
M
F
F
M
F
F
F
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
M
F
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
M
F
F
F
M
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
M
M
F
M
M
M
M
F
M
F
F
M
F
M
F
F
M
M
F
F
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
M
F
F
M
F
F
M
M
F
F
F
F
F
F
F
M
M
M
F
F
M
M
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
F
F
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
F
F
M
F
F
M
F
M
F
M
F
M
M
M
F
M
F
F
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
F
M
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
F
M
F
M
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
F
F
F
M
F
M
F
F
F
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
F
F
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
M
F
F
F
F
F
F
M
M
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
M
M
M
F
F
F
F
M
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
F
F
M
M
F
F
F
M
F
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
M
F
M
F
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
F
M
M
F
F
F
M
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
M
M
F
F
F
M
M
M
M
M
F
M
F
M
F
M
M
F
F
M
M
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
F
F
M
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
F
F
M
M
M
F
F
M
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
F
F
F
F
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
F
F
M
F
F
M
F
F
F
M
F
F
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
F
M
F
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
M
F
F
M
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
F
M
M
F
F
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
F
F
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
F
F
F
M
M
M
F
F
M
F
M
F
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
F
M
M
F
M
M
M
M
M
M
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
F
M
M
M
F
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
F
M
F
F
M
M
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
F
F
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
F
F
M
M
F
F
M
M
M
M
M
M
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
F
M
F
F
F
F
F
M
M
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
F
M
M
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
F
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
M
M
M
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
F
F
F
F
F
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
F
M
M
F
F
M
F
F
M
F
M
F
F
F
F
M
F
F
M
F
M
F
F
M
F
M
M
F
F
M
F
F
F
F
M
M
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
M
F
F
M
M
M
F
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
F
F
F
F
M
M
F
F
M
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
F
F
F
F
M
F
M
F
F
F
F
M
F
F
F
F
M
F
F
M
F
M
F
F
F
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
M
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
F
M
F
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
F
F
M
M
M
F
F
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
M
M
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
M
F
M
F
M
F
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
M
M
M
F
F
M
F
F
F
M
M
F
M
F
F
F
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
M
M
M
M
F
F
M
M
M
M
F
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
M
F
M
F
M
M
F
F
F
M
F
F
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
M
F
F
M
F
F
F
F
M
M
F
M
M
M
M
F
M
F
F
F
F
F
M
F
M
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
M
M
M
F
M
F
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
M
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
F
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
M
F
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
M
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
F
F
M
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
F
F
F
F
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
M
F
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
F
F
M
F
F
M
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
M
M
M
F
F
F
F
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
F
M
F
F
F
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
F
F
F
M
M
F
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
M
F
F
F
M
M
F
F
M
F
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
F
F
M
M
F
M
F
M
F
F
M
M
F
F
F
M
F
F
F
M
M
M
F
M
F
M
M
F
M
F
M
F
F
F
F
F
F
M
F
F
F
M
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
F
F
F
M
F
M
F
F
M
F
F
F
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
F
F
F
F
M
F
F
M
F
F
M
F
F
F
M
F
M
M
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
F
M
M
F
F
F
M
F
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
M
M
M
M
F
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
M
F
M
M
F
M
F
M
M
M
F
F
F
M
F
F
M
F
M
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
M
F
M
F
M
M
M
F
M
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
F
M
F
M
M
M
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
F
F
F
F
M
M
M
F
F
F
M
F
M
F
F
M
M
M
F
M
M
M
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
F
M
M
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
M
F
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
F
F
F
F
M
F
F
F
M
M
M
F
M
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
M
F
M
M
M
F
M
M
M
M
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
F
M
F
F
F
M
F
F
F
M
M
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
M
M
M
M
M
F
M
F
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
M
F
F
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
F
M
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
F
F
F
M
F
F
F
F
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
M
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
M
M
F
F
M
F
M
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
F
F
F
F
F
M
F
M
F
M
F
F
M
F
M
M
M
F
F
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
F
F
F
F
M
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
F
M
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
M
M
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
M
F
M
F
M
M
F
M
M
F
F
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
M
M
F
M
F
M
F
F
M
M
M
M
M
M
M
M
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
F
F
F
M
F
F
M
M
M
M
F
F
F
M
F
M
M
M
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
F
F
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
M
F
M
F
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
F
M
M
M
F
M
M
M
F
F
F
F
M
M
F
F
F
F
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
F
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
F
M
F
F
M
M
F
F
F
F
M
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
F
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
M
F
F
M
F
M
F
F
M
M
F
F
F
F
F
F
F
M
F
M
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
M
M
M
M
F
M
M
F
F
M
F
M
M
M
F
M
M
F
F
M
M
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
M
M
M
F
F
M
F
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
F
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
F
M
M
M
M
M
M
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
F
F
M
M
M
F
M
F
F
F
M
M
F
F
F
M
M
M
M
M
M
M
F
M
F
F
F
M
M
F
F
M
F
F
F
F
F
F
F
F
F
F
F
M
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
M
F
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
M
F
M
F
M
M
F
F
M
F
M
M
F
M
F
M
F
F
F
M
M
M
M
F
F
F
M
F
M
M
M
F
M
F
F
M
M
F
F
M
F
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
F
M
M
F
F
M
F
M
M
F
F
F
M
F
F
F
F
F
M
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
M
M
F
M
F
F
F
M
M
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
F
F
F
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
M
F
M
M
F
M
F
M
M
M
F
F
F
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
F
F
M
F
F
M
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
M
M
F
F
M
M
F
F
M
M
M
F
M
M
F
F
M
F
F
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
F
F
F
F
M
F
M
F
M
F
M
F
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
M
M
F
F
M
F
M
M
M
F
F
M
F
M
F
F
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
M
M
M
F
M
F
F
M
F
M
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
F
F
M
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
F
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
F
F
M
M
F
M
F
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
M
F
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
M
F
F
M
F
F
M
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
M
M
F
F
M
F
F
M
M
M
F
F
F
F
F
M
F
M
F
F
F
M
F
F
M
F
M
M
F
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
M
M
F
M
M
F
F
M
F
F
F
F
M
M
F
M
F
F
M
F
F
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
M
M
F
M
M
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
F
F
M
F
F
F
M
F
F
F
M
F
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
M
F
M
M
M
F
F
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
M
F
M
M
M
M
F
F
M
F
M
M
F
M
M
M
F
F
F
F
M
M
M
F
F
M
F
F
M
F
F
F
M
M
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
M
F
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
M
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
M
F
F
M
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
F
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
M
F
F
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
M
M
M
F
M
M
F
F
F
M
M
M
F
M
M
M
F
F
F
M
M
M
M
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
F
M
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
F
F
M
M
M
F
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
F
F
M
F
M
M
M
F
M
M
F
F
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
F
M
F
F
F
M
F
F
M
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
F
M
F
M
F
M
M
F
F
M
M
M
F
M
M
F
M
M
M
M
F
F
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
F
F
M
F
M
M
F
F
F
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
M
M
M
F
M
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
F
M
M
F
M
M
F
F
F
F
F
F
M
F
M
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
F
M
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
M
M
M
F
F
F
F
F
M
M
F
F
M
M
F
M
M
F
M
M
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
M
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
M
F
M
F
M
M
F
M
F
M
M
M
M
M
M
M
F
M
F
F
M
F
M
M
M
M
F
F
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
M
M
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
F
M
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
M
M
M
F
M
F
F
M
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
M
M
M
F
M
M
M
F
M
F
M
M
M
F
F
F
F
F
M
F
M
F
F
M
M
M
M
F
M
M
F
F
F
F
M
M
F
F
M
F
M
F
F
M
M
M
F
M
M
F
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
F
F
M
F
F
F
M
F
F
F
M
M
M
F
F
F
F
M
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
M
F
M
F
F
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
M
F
F
F
F
F
M
F
F
F
F
M
M
F
M
M
F
M
F
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
F
M
F
F
M
M
F
M
M
F
M
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
M
F
M
F
M
M
M
M
M
F
M
F
M
M
M
F
F
F
M
M
M
M
F
F
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
M
M
M
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
M
F
F
F
F
M
M
M
M
M
M
F
F
F
F
M
M
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
M
F
M
M
F
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
M
M
F
F
F
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
M
F
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
F
M
M
F
F
M
M
M
F
F
F
F
F
F
M
M
M
F
F
F
M
F
M
F
F
F
M
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
F
M
F
M
M
M
M
M
F
M
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
M
F
M
F
M
M
M
M
F
F
M
F
M
M
M
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
F
M
F
F
M
F
F
F
F
M
F
M
M
M
F
F
M
F
M
M
F
M
M
F
M
F
M
M
F
F
F
F
F
F
F
F
F
F
M
M
M
M
M
M
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
M
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
F
M
F
F
F
F
F
F
F
M
M
F
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
F
F
F
F
M
M
M
M
F
M
M
M
F
F
F
F
F
M
F
F
F
M
M
M
M
F
M
M
M
F
F
F
M
M
F
M
M
M
M
F
M
F
M
F
M
M
M
F
F
M
M
M
M
F
F
M
F
F
M
M
F
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
F
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
F
M
M
M
M
F
F
F
M
F
M
F
F
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
F
M
F
F
M
F
F
F
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
M
F
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
F
F
M
M
F
F
F
M
M
F
F
M
M
F
M
M
F
F
F
F
F
M
M
M
M
M
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
M
M
M
F
M
M
F
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
F
M
M
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
F
M
M
F
F
M
F
F
M
F
M
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
M
F
F
F
F
M
F
F
M
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
M
F
F
F
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
F
M
M
F
M
M
F
F
M
F
M
F
M
F
M
F
M
F
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
F
F
M
M
F
F
F
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
F
F
F
M
F
F
M
F
F
F
F
M
F
F
F
F
F
M
M
M
M
M
M
M
F
M
F
F
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
F
F
M
F
F
M
F
M
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
F
F
M
M
F
F
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
F
F
F
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
F
F
M
M
M
M
F
F
M
F
F
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
M
M
M
F
F
F
M
F
F
M
M
F
M
M
F
M
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
F
M
M
M
M
M
M
M
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
M
F
M
M
F
M
F
F
F
M
M
M
F
F
M
F
F
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
M
F
F
F
F
F
M
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
F
M
M
F
F
F
M
F
F
F
F
M
F
F
M
M
M
M
F
F
F
M
F
F
F
M
F
M
F
F
M
F
M
M
M
M
F
M
M
M
F
F
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
F
M
F
M
F
M
M
F
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
F
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
F
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
F
F
M
F
F
F
F
F
M
F
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
F
F
M
M
M
M
F
M
F
M
M
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
F
F
F
F
M
F
F
M
F
M
M
F
M
F
M
F
M
F
M
F
M
F
F
M
M
F
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
M
M
F
F
F
M
M
M
F
M
F
F
M
F
M
F
M
F
M
F
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
F
F
M
F
F
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
M
M
M
F
M
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
F
M
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
M
F
F
M
M
M
F
F
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
M
F
M
M
F
M
M
M
M
F
F
F
M
F
F
F
M
F
F
F
F
M
M
F
M
M
M
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
M
F
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
M
F
M
F
M
F
M
M
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
F
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
F
F
F
M
M
M
M
F
M
F
F
F
F
F
M
M
F
F
F
F
F
F
M
M
M
F
M
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
M
F
M
M
F
M
F
F
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
M
F
M
M
F
M
M
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
F
F
M
M
M
M
F
F
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
M
F
F
F
M
F
F
M
F
F
F
M
F
M
F
F
F
F
F
F
M
F
F
F
M
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
F
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
F
F
M
F
M
F
M
M
F
M
F
M
M
F
F
M
F
M
F
M
F
F
M
F
M
F
M
M
M
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
F
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
M
M
F
F
M
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
F
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
F
M
F
M
F
M
F
M
M
F
M
F
M
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
F
M
F
F
F
M
M
F
M
F
F
F
F
M
F
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
M
M
F
M
M
M
F
F
F
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
F
M
F
F
M
M
F
F
M
F
M
F
F
F
M
M
M
F
F
F
F
M
F
M
F
F
M
M
F
F
M
M
F
F
M
M
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
M
M
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
M
M
F
M
F
M
F
M
F
M
F
M
F
F
F
F
M
F
F
F
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
M
M
F
F
M
M
F
M
M
M
M
F
F
F
M
F
F
F
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
M
M
M
M
F
M
M
M
M
F
M
F
M
F
F
M
M
M
M
M
M
F
F
F
F
M
F
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
M
F
M
F
M
F
M
F
F
F
F
F
M
M
F
M
F
F
F
M
M
M
F
M
M
M
M
F
M
M
M
F
F
F
F
M
F
F
F
M
F
M
M
M
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
F
M
M
F
M
F
M
M
M
F
F
F
F
M
F
M
F
M
F
M
M
M
F
M
M
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
M
F
M
F
F
F
F
F
M
M
F
F
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
F
M
M
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
M
F
M
F
F
M
M
M
F
F
F
F
F
M
M
F
M
F
M
F
M
M
F
F
M
M
F
F
F
M
F
M
M
F
M
F
M
M
F
M
F
F
F
M
F
M
M
F
M
F
M
M
F
F
F
M
F
M
M
M
M
F
M
M
M
F
M
F
F
F
F
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
F
M
F
F
F
F
M
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
F
F
F
M
F
F
F
M
M
F
F
F
F
F
M
M
M
F
M
F
M
F
F
M
M
F
F
M
M
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
M
F
M
F
F
F
M
M
F
F
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
M
M
M
F
M
F
M
F
M
M
F
F
F
F
M
F
M
M
F
F
M
F
F
F
F
F
F
M
F
M
F
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
M
F
F
M
M
F
M
M
M
F
M
M
M
F
M
F
F
F
M
F
F
F
F
M
M
F
M
F
M
M
F
F
M
M
F
M
M
F
F
F
M
F
M
F
M
M
F
F
F
F
F
F
F
F
M
F
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
F
F
M
M
F
M
F
M
F
F
M
F
M
M
F
M
F
F
M
F
F
M
M
M
F
F
F
F
M
F
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
F
F
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
F
M
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
M
F
M
M
F
M
M
F
F
M
F
M
M
F
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
M
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
M
F
M
F
M
M
F
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
M
M
F
M
F
M
F
F
F
M
F
M
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
F
F
F
F
M
F
F
F
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
M
M
F
F
M
M
M
F
F
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
M
M
F
F
M
M
F
M
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
M
M
F
F
M
F
F
F
M
F
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
F
F
M
F
F
M
F
M
F
F
F
M
M
M
M
M
F
F
F
F
F
F
F
M
M
F
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
M
M
F
M
M
F
M
F
M
F
F
M
M
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
F
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
F
F
M
F
M
F
F
F
M
F
M
F
M
M
F
F
M
M
M
F
F
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
M
M
F
M
M
M
F
F
M
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
M
M
M
F
F
F
F
F
F
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
F
M
F
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
F
F
M
F
F
F
M
M
M
M
M
M
M
F
M
F
M
M
F
F
M
M
M
M
F
M
F
F
F
M
F
M
F
M
M
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
M
M
F
F
M
F
M
M
F
M
M
M
M
M
M
M
F
M
M
M
F
M
M
M
M
M
M
F
M
M
M
M
F
M
M
M
M
M
F
M
M
F
F
M
M
M
F
F
M
M
M
F
F
M
M
F
M
F
M
M
F
M
F
M
M
F
F
F
F
F
F
M
M
M
M
F
F
F
F
M
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
F
M
M
F
M
M
F
M
M
F
M
F
F
F
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
F
M
F
F
M
F
M
M
M
F
M
F
F
M
F
F
F
F
F
F
M
M
M
F
F
M
F
M
M
M
F
M
F
M
M
F
M
M
M
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
M
F
F
M
F
F
F
M
M
M
F
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
F
M
M
M
F
F
F
M
M
M
F
F
F
F
M
M
F
F
F
F
F
F
F
F
F
F
F
F
M
F
F
F
F
F
M
M
F
F
M
F
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
M
F
M
M
M
F
F
F
F
M
F
F
M
F
M
F
F
F
M
F
F
M
F
M
M
F
F
F
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
M
M
F
M
M
M
F
F
M
F
M
F
F
F
M
F
F
M
F
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
F
M
M
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
F
M
M
M
M
M
F
M
M
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
F
F
F
M
F
M
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
F
F
M
M
M
F
F
M
M
M
F
F
M
F
M
F
M
F
F
M
M
M
M
M
F
M
M
F
F
F
M
F
F
M
F
F
F
M
F
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
F
M
M
M
M
M
F
M
F
M
F
M
M
F
F
F
F
F
M
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
M
F
M
F
F
M
F
M
M
F
M
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
M
F
F
M
M
F
M
M
F
F
F
F
F
F
M
F
F
M
F
M
F
M
M
F
F
F
F
F
M
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
M
M
M
M
M
M
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
F
M
M
F
M
F
F
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
F
M
M
M
F
M
M
M
F
M
M
F
F
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
M
M
F
F
M
F
F
F
M
F
F
M
F
M
F
F
M
F
M
M
M
F
M
F
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
M
F
F
F
F
F
M
F
M
M
F
F
M
M
M
F
M
M
M
M
F
F
F
F
F
M
F
M
M
F
M
F
F
M
F
M
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
F
F
M
M
F
F
F
M
M
F
F
F
M
F
F
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
F
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
M
M
F
F
M
F
F
F
M
F
M
M
M
F
F
M
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
M
M
F
M
M
M
M
F
M
M
M
M
F
M
M
F
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
M
M
M
M
M
F
F
F
F
M
F
M
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
F
M
M
F
F
M
M
M
F
M
F
F
F
M
F
M
M
F
M
M
F
M
M
F
F
M
M
M
M
M
M
F
F
F
F
M
F
F
M
M
M
F
F
M
M
M
F
F
F
F
M
F
F
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
F
M
M
F
M
F
M
F
M
F
M
M
M
M
M
F
F
F
M
M
F
M
F
M
M
M
F
F
F
F
F
F
F
M
F
F
M
M
F
F
M
F
M
M
F
F
F
F
F
M
F
M
M
M
M
M
F
F
F
F
F
F
F
F
M
F
F
F
M
M
F
F
M
F
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
F
F
F
F
F
M
M
F
F
F
M
M
F
F
F
M
M
M
F
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
M
M
M
M
M
M
M
F
F
M
F
F
M
F
M
F
F
M
M
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
F
M
M
F
F
M
F
M
M
M
F
F
F
M
M
M
M
F
M
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
F
F
M
M
F
F
F
F
M
M
F
M
F
F
M
F
M
F
F
F
M
F
M
F
M
F
F
F
F
F
F
F
F
M
F
F
F
M
M
F
M
F
F
F
F
F
M
F
F
F
F
M
M
M
F
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
F
M
F
M
M
M
F
M
F
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
M
M
M
F
F
F
F
M
F
F
F
F
F
M
F
M
F
F
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
F
M
M
M
M
F
M
M
F
F
F
M
M
F
F
M
F
F
M
F
M
F
F
F
F
F
M
M
F
F
M
M
F
F
M
M
F
F
F
M
M
F
M
F
M
F
M
M
F
F
F
M
F
F
F
M
F
F
F
F
F
F
F
M
F
F
F
F
F
F
M
F
M
M
F
M
M
F
F
F
F
M
F
F
F
M
F
M
F
M
F
F
M
M
F
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
M
F
M
M
M
F
M
M
F
F
F
F
M
F
M
F
M
M
M
M
F
M
M
M
M
M
M
F
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
M
F
F
M
F
F
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
M
M
M
M
F
M
F
F
F
F
M
M
F
F
F
M
M
F
F
M
M
F
F
M
F
F
F
F
M
F
M
M
M
M
M
M
M
M
M
F
F
M
F
M
F
F
F
F
M
F
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
M
F
F
M
F
F
F
M
F
M
M
F
M
F
F
M
F
F
F
F
F
M
F
M
M
M
F
F
M
M
M
M
M
F
F
M
M
M
F
M
M
M
F
F
M
F
F
M
F
F
F
F
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
F
F
F
F
F
M
F
M
F
M
M
M
M
F
M
F
F
M
F
M
F
M
F
F
M
F
F
M
M
F
F
F
F
M
M
M
F
M
F
F
F
F
F
F
M
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
F
M
F
F
M
F
M
M
F
M
F
M
M
M
M
F
M
M
F
M
M
F
F
F
F
M
F
M
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
F
M
F
M
F
M
F
M
F
F
F
M
F
M
F
M
F
F
M
F
F
F
F
M
F
F
F
M
M
F
F
F
F
F
F
F
F
M
F
M
M
F
M
M
M
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
M
F
M
F
M
F
M
M
F
M
M
M
F
M
F
F
M
F
M
M
F
F
F
F
M
F
F
F
M
M
F
F
M
M
M
M
M
F
F
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
M
F
F
M
F
F
F
M
F
M
F
F
M
F
M
F
M
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
F
F
M
F
F
F
F
F
M
F
F
F
M
M
M
F
M
M
F
F
M
M
F
F
M
F
F
F
M
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
F
F
F
F
F
F
F
M
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
F
M
M
F
F
M
M
F
M
M
M
M
M
F
M
M
M
F
M
M
M
M
M
F
M
F
M
M
M
F
M
M
M
M
M
M
M
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
F
M
M
M
M
M
F
M
M
F
M
M
M
F
F
F
F
F
M
M
F
M
M
F
M
F
M
M
F
F
M
F
M
M
F
F
M
M
M
F
M
F
M
M
M
F
F
F
M
M
M
M
M
F
F
F
F
M
M
F
M
F
M
M
M
M
F
F
F
F
F
F
M
F
F
M
F
M
F
F
F
F
M
M
F
M
F
F
F
F
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
F
F
M
M
M
F
F
F
M
M
F
M
M
F
M
F
F
M
F
F
F
F
M
F
M
F
M
M
M
M
M
F
M
M
M
M
F
F
M
M
M
M
M
F
M
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
M
F
F
M
M
M
M
F
M
F
F
M
M
M
M
M
M
F
M
M
F
F
M
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
M
M
F
M
F
F
M
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
M
F
F
M
F
F
F
F
F
F
M
M
M
M
M
F
M
F
M
M
M
M
M
F
F
M
F
F
M
M
F
F
M
F
M
M
M
M
M
F
F
M
F
F
M
F
F
M
F
M
M
M
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
F
M
M
M
M
M
M
M
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
F
F
F
F
M
F
M
F
F
M
F
F
F
F
M
M
M
F
M
M
M
F
M
M
M
F
F
F
F
M
M
F
M
F
F
M
F
M
M
M
M
M
M
M
M
M
M
M
M
F
F
M
M
M
M
M
M
F
F
F
F
M
M
M
F
M
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
M
F
F
M
M
F
M
M
F
M
F
M
F
M
F
M
F
M
M
F
M
F
M
F
M
F
M
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
M
F
M
F
M
M
M
F
M
F
F
F
F
M
F
F
M
F
M
M
M
F
F
F
F
M
M
F
F
F
M
M
M
F
M
M
F
M
M
F
F
F
F
F
M
F
M
M
F
M
F
M
F
F
F
F
F
F
M
M
F
M
F
F
M
F
M
F
F
M
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
M
F
F
M
F
F
M
M
M
F
F
M
F
M
M
M
M
M
M
F
M
F
M
F
M
M
M
F
M
M
M
M
M
F
F
F
M
M
F
M
F
F
F
M
F
F
F
F
M
F
M
M
F
F
M
M
F
F
F
M
M
F
F
F
M
M
F
M
M
M
F
F
F
M
M
M
M
F
M
M
F
F
M
F
M
F
F
F
F
F
F
M
F
F
M
M
F
F
M
M
M
M
M
F
M
M
F
M
M
M
M
F
M
F
M
F
F
M
F
F
F
M
M
F
F
M
F
M
F
M
M
F
F
M
M
M
F
M
M
F
F
F
F
F
M
M
M
M
F
F
F
F
F
M
F
M
F
M
F
F
M
M
F
M
F
F
F
M
F
M
F
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
M
M
F
M
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
F
M
F
M
F
F
F
F
M
M
F
M
M
F
F
M
M
F
M
M
M
F
F
M
M
F
F
F
M
M
M
M
M
M
M
M
M
M
M
M
F
M
F
F
F
F
M
F
M
M
F
M
F
M
F
F
M
M
F
M
M
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
M
F
F
F
M
F
M
M
M
M
F
F
F
F
F
M
M
M
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
F
F
F
M
M
M
M
M
F
F
M
F
F
M
F
M
F
M
F
M
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
F
F
F
F
F
M
M
F
M
M
F
F
M
F
F
F
F
F
M
M
F
M
F
M
M
F
F
M
F
F
M
M
F
M
M
F
M
F
F
F
M
M
F
F
M
M
M
M
M
M
F
M
F
F
F
M
F
M
F
M
M
M
F
M
F
F
F
M
F
F
M
F
F
F
F
F
M
F
F
F
M
F
M
M
M
F
M
M
M
M
F
F
F
M
M
M
M
F
F
M
F
F
F
M
F
M
F
M
F
M
M
M
M
F
M
M
M
M
M
M
M
M
F
F
F
M
M
M
M
M
M
F
M
M
F
F
M
F
M
M
F
F
M
F
F
M
M
F
M
F
F
M
M
F
F
F
F
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
F
F
F
F
F
F
M
M
M
M
F
M
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
M
M
F
F
M
M
F
M
F
M
M
F
F
F
M
M
M
M
F
F
M
F
F
M
M
F
F
F
F
F
M
M
F
M
M
M
F
M
M
F
F
F
F
F
F
M
F
M
M
F
F
F
M
F
F
M
F
M
F
M
F
M
F
F
M
M
M
M
F
F
F
F
M
F
M
F
M
M
F
F
F
M
M
M
M
F
F
F
M
F
F
F
F
M
M
F
F
F
F
M
F
F
M
F
F
M
F
M
F
M
M
F
M
M
F
M
M
F
F
M
F
M
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
F
F
M
F
M
F
M
F
M
F
M
F
M
M
M
M
F
F
F
F
F
M
F
F
F
M
M
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
M
M
F
F
M
M
F
F
F
F
M
F
M
M
M
M
F
F
M
M
F
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
M
M
F
F
M
M
M
F
M
F
F
M
M
F
M
F
M
F
M
M
M
M
F
F
F
M
F
M
F
F
M
M
F
F
F
M
M
M
M
M
F
F
F
M
F
M
F
F
F
F
F
F
M
M
M
F
F
M
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
M
M
M
M
F
M
F
M
M
M
F
M
M
M
F
M
M
F
M
F
F
M
M
M
M
F
M
M
F
M
M
M
M
F
M
M
F
M
M
F
M
F
F
M
F
F
M
F
M
M
F
F
M
F
M
F
F
M
F
F
M
F
F
M
M
M
F
M
F
M
M
M
M
F
M
F
F
F
F
M
F
F
M
F
F
M
F
M
M
F
F
F
F
M
M
M
F
F
M
M
F
M
F
F
F
M
M
F
M
F
F
F
M
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
F
F
M
F
M
M
M
M
M
M
F
M
M
M
F
M
F
M
M
M
M
F
M
F
M
F
F
F
M
F
M
F
F
F
F
M
F
F
F
F
F
F
M
F
M
F
M
F
M
M
F
F
M
M
F
F
F
F
M
F
F
F
M
F
F
M
M
F
M
M
F
F
F
F
M
F
F
M
F
M
M
F
F
F
F
M
F
M
M
M
F
F
F
M
F
M
F
M
F
F
F
M
F
F
F
M
F
M
M
M
F
F
F
M
F
M
F
F
M
F
M
M
M
M
M
M
M
F
F
M
F
M
F
F
M
M
M
M
M
M
M
F
M
F
M
F
F
M
F
M
F
M
M
M
M
M
M
F
F
F
M
M
F
M
M
M
M
M
F
M
F
F
M
F
M
M
F
F
M
M
F
M
F
M
M
M
F
F
M
M
M
M
M
M
M
M
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
M
M
M
F
F
M
M
F
M
F
F
M
M
F
F
M
F
F
F
F
M
F
F
M
M
F
M
F
M
M
M
F
M
F
M
M
F
M
M
F
F
F
F
F
M
M
F
F
F
F
F
F
F
M
M
M
F
F
F
M
M
M
M
F
F
F
F
M
M
M
M
M
F
F
M
M
M
M
F
F
M
M
M
F
F
M
M
F
F
M
F
M
F
M
M
M
F
F
F
F
F
F
F
F
F
F
F
F
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
M
M
M
M
M
F
F
M
M
F
M
M
F
F
F
M
F
M
M
F
M
M
M
F
M
M
F
F
F
F
M
M
F
M
F
F
F
F
F
F
M
F
F
M
M
M
F
F
M
M
F
F
M
M
M
M
M
F
M
M
F
F
F
F
M
M
M
F
F
F
M
M
F
F
F
F
M
F
M
M
F
F
F
F
M
M
F
F
F
M
M
F
M
M
F
M
M
F
M
F
M
M
M
M
M
F
F
M
F
M
M
F
F
F
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
F
M
M
M
F
F
F
M
M
M
F
F
F
M
M
F
F
F
M
F
F
M
M
M
F
M
M
M
M
F
M
M
F
F
F
F
F
M
M
M
F
F
F
F
M
F
M
M
M
M
M
F
M
F
M
F
M
F
M
F
F
M
F
F
F
M
M
F
M
F
M
F
M
M
M
F
F
F
F
F
F
M
M
M
M
F
M
M
F
F
F
F
F
F
F
F
M
M
F
M
F
F
M
M
M
F
M
F
M
F
M
F
F
F
F
F
F
F
M
F
F
M
M
M
M
F
F
M
F
M
F
F
M
M
F
F
M
F
F
M
F
M
M
M
M
M
F
M
M
F
F
F
M
F
M
M
M
F
M
F
M
M
F
F
M
M
F
F
M
M
M
F
M
F
F
M
M
M
F
F
M
M
F
M
F
M
F
F
F
F
M
F
M
F
F
F
M
M
M
M
F
F
F
F
M
F
M
M
M
M
F
M
M
F
M
F
F
F
F
M
M
F
M
M
M
M
F
F
F
F
M
M
M
M
M
M
M
M
F
F
F
F
M
M
M
M
M
M
F
M
M
F
M
F
F
F
F
F
M
F
M
M
M
M
M
M
M
F
M
F
F
F
F
M
M
F
M
F
F
F
M
M
F
F
F
F
M
F
F
M
M
F
F
M
F
F
M
F
M
F
M
M
M
M
F
M
M
M
M
F
M
F
M
M
M
M
F
F
F
M
M
F
M
M
M
F
M
F
M
M
M
M
F
F
M
M
F
F
F
M
M
M
F
F
F
F
M
F
F
M
F
M
F
F
M
M
F
F
M
M
M
F
M
M
M
F
F
F
M
F
F
M
F
M
M
M
M
M
F
F
F
F
M
F
M
F
F
M
F
F
M
M
M
M
M
F
M
F
M
F
F
F
F
F
M
M
M
F
M
F
F
M
M
F
F
F
M
F
M
F
M
M
M
M
M
M
F
F
M
M
F
M
F
F
F
F
F
F
F
F
M
M
F
M
M
M
M
M
M
F
F
F
F
F
F
M
F
F
F
F
F
M
M
M
F
M
M
M
M
M
F
F
F
M
F
F
M
F
F
M