UID: 1847, Registered at 2025-2-24 14:16:03, last login at 2025-8-4 11:18:26, currently offline.
School : 国科英才科创学院
Solved 5 problems, RP: 23 (No. 1452)
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Bio
This person is lazy and didn't write anything. -
Recent Activities
This person is lazy and didn't join any contests or homework.