wrong answer on case 2
input:
1
4 698630094 455477953
405605459 78983182 982241255 331804768
579831916 646492070 877878548 603091695
expected:
0
got:
1017247160.5895966291 1089042989.7067637444 1758645191.0051465034 1811774839.8306384087