Ticket 1941
Problem 1647 -b
Submission 149302482
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Unable to dry run this testcase?
Try making a new request with small values of n_high, t_high, *_high, etc.


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Input
2
3 7
1011101
0111110
1011001
5 2
00
01
10
01
00
Expected Output
NO
YES
Your Output
YES
YES
Difference
Generator Parameters
--col_cap 100 --col_high 7 --col_low 1 --row_cap 100 --row_high 7 --row_low 1 --t_cap 200 --t_high 2 --t_low 1