UID: 615, Registered at 2024-7-2 8:23:40, last login at 2024-7-10 9:23:07, currently offline.
School : 国科英才科创学院
Solved 28 problems, RP: 100 (No. 878)
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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.