Done XCPC Start at: 2025-7-1 14:00 3 hour(s) Host:

HeZ 28

请各位同学不要作弊，作弊的同学取消实训周成绩

补充题目：P9914 「RiOI-03」匀速相遇

Status: Done
Rule: XCPC
Problem: 7
Start at: 2025-7-1 14:00
End at: 2025-7-1 17:00
Duration: 3 hour(s)
Host: HeZ
Partic.: 28