Problem
A 养蛊神器
B 导航神器
C 扰乱神器
D 阵列神器

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0912

Status: Done
Rule: IOI
Problem: 4
Start at: 2025-9-12 14:00
End at: 2025-9-12 18:12
Duration: 4.2 hour(s)
Host: kcs007
Partic.: 52