UID: 714, Registered at 2024-8-20 8:55:39, last login at 2024-8-20 9:02:53, currently offline.
School : 国科英才科创学院
Solved 2 problems, RP: 8 (No. 2098)
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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.