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

7 12
3 6 1 7 6
1 7 3
3 1 1 4 2
1 2 2
2 7 3
1 5 2
3 1 1 3 3
2 2 2
2 5 2
1 5 1
3 6 2 7 5
3 2 6 4 6

No
No
No
No
No