Ticket Status: CF Stress

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Ticket	14367
Problem	1695 -c
Submission	161802009

View hacks & all small testcases

If you want a smaller (or larger), testcase, copy the Generator Parameters, click on Retry, paste it to Compressed parameters and edit it.

Unable to dry run this testcase?
Try making a new request with small values of n_high, t_high, *_high, etc.

Retry

Input

1
5 5
1 -1 -1 1 1 
-1 -1 -1 1 -1 
-1 -1 1 1 -1 
-1 -1 -1 1 -1 
1 1 -1 -1 1

Expected Output

NO

Your Output

YES

Difference

Generator Parameters

--row_or_col_high 5 --row_or_col_low 4 --t_high 1 --t_low 1