Problem
A 排列最小生成树 (pmst)
B 卡牌游戏 (cardgame)
C 比特跳跃 (jump)
D 区间 (interval)

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1017提高

Status: Done
Rule: OI
Problem: 4
Start at: 2024-10-17 14:00
End at: 2024-10-17 18:00
Duration: 4 hour(s)
Host: root
Partic.: 15