UID: 686, Registered at 2024-7-22 9:32:32, last login at 2024-7-31 8:36:15, currently offline.
School : 国科英才科创学院
Solved 24 problems, RP: 94 (No. 915)
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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.