UID: 4241, Registered at 2025-11-7 15:52:46, last login at 2026-6-12 15:23:01, currently offline.
School : 龙湾区第一小学
Solved 46 problems, RP: 127 (No. 798)
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Bio
This person is lazy and didn't write anything. -
Accepted Problems
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Recent Activities
This person is lazy and didn't join any contests or homework.
Problem Tags
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