0	1	m
1	2	a
2	3	c
3	4	b
4	5	e
5	6	t
6	7	h
1	1	m
2	1	m
3	1	m
4	1	m
5	1	m
6	1	m
7	7	abcdefghijklmnopqrstuvwxyz 
0	0	abcdefghijklnopqrstuvwxyz 
1	0	bcdefghijklnopqrstuvwxyz 
2	0	abdefghijklnopqrstuvwxyz 
3	0	acdefghijklnopqrstuvwxyz 
4	0	abcdfghijklnopqrstuvwxyz 
5	0	abcdefghijklnopqrsuvwxyz 
6	0	abcdefgijklnopqrstuvwxyz 
7