BC20260219

UID: 1617, Registered at 2023-9-3 20:08:08, last login at 2025-5-7 21:21:09, currently offline.

Solved 0 problems, RP: 0 (No. ?)

Bio

戴夫规则委员会HFOJ官方号

规则见博客（正在转录中）。博客
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This person is lazy and didn't join any contests or homework.