UID: 560, Registered at 2024-5-23 10:21:53, last login at 2024-5-25 10:13:24, currently offline.
School : 国科英才科创学院
Solved 4 problems, RP: 15.3 (No. 1670)
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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.