Input string: Output string: 4
Input string: Output string: 335
Input string: Output string: 786
Input string: Output string: 7
Input string: Output string: 99998
Input string: Output string: 55559
Input string: Output string: 10000
Input string: Output string: 387899881
Input string: Output string: 40002
Input string: Output string: 10013
Input string: