UID: 2439, Registered at 2025-3-14 17:50:16, last login at 2025-6-11 15:49:51, currently offline.
School : 龙湾区实验小学
Solved 57 problems, RP: 167 (No. 670)
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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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