UID: 5369, Registered at 2026-3-10 11:04:51, last login at 2026-4-30 15:43:47, currently offline.
School : 绍兴市越城区树人小学
Solved 1 problems, RP: 4 (No. 2140)
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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.