Done IOI Start at: 2025-7-2 18:30 2.5 hour(s) Host:

kcs007 7

记得freopen

超200分送连续十天打卡大吉

超100分送徽章

Status: Done
Rule: IOI
Problem: 4
Start at: 2025-7-2 18:30
End at: 2025-7-2 21:00
Duration: 2.5 hour(s)
Host: kcs007
Partic.: 7