Problem
A 勇士 1000ms 256MiB Submit
B 徐老师的无聊游戏 1000ms 256MiB Submit
C 编程考试 1000ms 256MiB Submit
D 01完美矩阵 1000ms 256MiB Submit

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2025年入门组测试9（5月17日）

Status: Done
Rule: IOI(Strict)
Problem: 4
Start at: 2025-5-17 14:00
End at: 2025-5-18 10:00
Duration: 20 hour(s)
Host: qincai
Partic.: 6