UID: 910, Registered at 2024-10-17 19:01:28, last login at 2024-12-6 19:04:05, currently offline.
School : 国科英才科创学院
Solved 2 problems, RP: 4 (No. 2140)
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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.