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

8
1
)
2
()
2
))
8
(()())()
5
)()()
2
))
6
()()((
9
()((()))(

0 1
1 0
1 0
3 0
2 0
1 0
3 0
4 1