UID: 5290, Registered at 2026-2-8 13:30:41, last login at 2026-2-9 16:13:26, currently offline.
School : 杭州市政苑小学
Solved 74 problems, RP: 190.02 (No. 449)
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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.