UID: 2442, Registered at 2025-3-14 17:50:17, last login at 2025-6-11 15:39:59, currently offline.
School : 龙湾区实验小学
Solved 56 problems, RP: 160 (No. 689)
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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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