Something very weird just happen
My submission got TL on system tests[submission:97347289]. So I re-submitted 97356990 the same code as you can see and it got accepted. But then minute later it got hacked by sansen. So WHAT????
Codeforces Round 1101 (Div 2) — Solution Discussion
Codeforces Round 1101 Solution Discussion
Codeforces Round 1101 (Div. 2) Upsolving