UID: 2506, Registered at 2025-3-17 12:11:35, last login at 2025-6-11 15:54:05, currently offline.
School : 龙湾区实验小学
Solved 53 problems, RP: 155 (No. 707)
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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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