Problem
A 密码锁
B 鸡枞收获
C 青春的风景
D 小苹果
E 中国象棋

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夏令营结营测试

Status: Done
Rule: IOI
Problem: 5
Start at: 2025-7-16 8:30
End at: 2025-7-16 10:30
Duration: 2 hour(s)
Host: kcs007
Partic.: 53