Problem
A 奇怪的棋 chess
B 嫌疑人 suspect
C 巡回演出 (tour)
D 兜风 (drive)

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20240710训练赛

Status: Done
Rule: OI
Problem: 4
Start at: 2024-7-10 18:00
End at: 2024-7-10 20:30
Duration: 2.5 hour(s)
Host: polelg
Partic.: 10