Problem
A 比赛排名
B 小星的战斗小队
C 树上染色
D 活动

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CSP-S复赛模拟2

Status: Done
Rule: IOI
Problem: 4
Start at: 2025-10-19 13:00
End at: 2025-10-27 21:00
Duration: 200 hour(s)
Host: zhouyou
Partic.: 8