UID: 1635, Registered at 2024-12-15 19:56:19, last login at 2024-12-20 15:59:11, currently offline.
School : 国科英才科创学院
Solved 6 problems, RP: 22 (No. 1463)
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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.