Problem
A 牛车采矿(cow)
B 维护集合(set)
C 最短路问题(paths)
D 大冒险(adventure)

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0712信心赛

Status: Done
Rule: IOI
Problem: 4
Start at: 2025-7-12 14:00
End at: 2025-7-12 17:30
Duration: 3.5 hour(s)
Host: kcs007
Partic.: 37