UID: 572, Registered at 2024-6-4 8:45:03, last login at 2024-9-22 15:51:52, currently offline.
School : 国科英才科创学院
Solved 5 problems, RP: 18.1 (No. 1591)
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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.