Problem
A 蟠桃会
B 山区建小学
C 【例9.22】复制书稿(book)

According to the contest rules, you cannot view your submission details at current.

'

【XXXX】测试

Status: Done
Rule: OI
Problem: 3
Start at: 2024-1-3 16:45
End at: 2024-1-3 17:03
Duration: 0.3 hour(s)
Host: CH (chenhui)
Partic.: 4