Unable to dry run this testcase?
Try making a new request with small values of n_high, t_high, *_high, etc.
4 ?d?b 14 dcab a d a abcd dc bac dac ba a adcb dcba d bd
81 5 7 5 81 22 42 45 20 5 81 81 7 25
80 5 7 5 80 22 42 45 20 5 80 80 7 25