Unable to dry run this testcase?
Try making a new request with small values of n_high, t_high, *_high, etc.
2 3 9 BG BR BG 3 2 1 1 3 1 1 3 1 2 1 1 1 3 2 1 1 3 6 3 GR BG RY BG RY GR 2 3 6 4 4 5
1 0 2 2 1 0 2 1 2 3 2 3
1 0 2 2 1 0 2 1 2 7 2 3