Problem
A [CSP-J2019] 数字游戏
B [CSP-J2019] 公交换乘
C [CSP-J2019] 纪念品
D [CSP-J2019] 加工零件

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0814

Status: Done
Rule: IOI
Problem: 4
Start at: 2024-8-14 14:00
End at: 2024-8-14 17:30
Duration: 3.5 hour(s)
Host: root
Partic.: 25