Done XCPC Start at: 2025-7-5 14:00 3 hour(s) Host:

admin 26

请各位同学不要作弊

只要不是自己原创代码，就是作弊

Status: Done
Rule: XCPC
Problem: 9
Start at: 2025-7-5 14:00
End at: 2025-7-5 17:00
Duration: 3 hour(s)
Host: admin
Partic.: 26