UID: 1951, Registered at 2025-2-28 19:48:19, last login at 2025-5-24 9:56:01, currently offline.
School : 国科英才科创学院
Solved 48 problems, RP: 120 (No. 813)
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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.