input:

1000
158260522 877914575 24979445 602436426
1 5 1101111 1101112
2 5 33333 33335
1 5 10111 10111
138996221 797829355 353195922 501899080
212 215 10302 10302
101100 101101 1 2
111 114 1101000 1101001
265804420 569328197 234828607 807497925
1110110 1110112 11100 11103
323 327 23 27
1 1 1 5
316412581 80...

output:

9
7
9
6
9
7
3
5
9
5
9
6
9
9
9
9
9
9
9
9
9
5
9
6
9
9
7
8
9
9
9
9
9
9
3
9
9
7
7
9
9
6
9
9
9
8
9
6
9
9
9
5
9
4
8
5
9
7
8
8
9
9
9
6
9
8
9
5
9
7
9
7
9
9
6
5
9
2
3
6
9
9
8
6
9
9
6
4
9
9
9
9
9
9
9
2
9
4
5
9
9
9
8
6
9
5
7
9
9
8
9
5
9
7
8
5
9
9
9
7
9
9
3
3
9
9
5
7
9
9
6
6
9
7
7
9
9
7
9
9
9
5
9
6
9
7
9
4
9
5
...

result:

wrong answer 36th lines differ - expected: '8', found: '9'