Problem
A 断边 4000ms 1024MiB Submit
B 删段 4000ms 1024MiB Submit
C 前缀 4000ms 1024MiB Submit
D 感染 5000ms 1024MiB Submit

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NOIp 2026 模拟赛 7

Status: Done
Rule: OI
Problem: 4
Start at: 2026-10-4 8:00
End at: 2026-10-4 12:30
Duration: 4.5 hour(s)
Host: liangzexian
Partic.: 38