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

2
3
2 1 2 
1 3 3 
6
6 6 1 6 5 5 
3 6 1 5 3 1 

-1
4
1 3
2 6
3 5
4 5

-1
-1