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

7 5 9
*****
....*
..*.*
***.*
*..*.
***..
*.*..
3 1
2 4
4 4
1 3
4 3
1 2
1 4
1 3
2 3

7
7
7
8
9
10
9
9
8