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UID: 6141, Registered at 2023-9-20 21:44:59, last login at 2023-9-22 18:35:47, currently offline.

Solved 2 problems, RP: 8 (No. 4499)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1518
P1571
Recent Activities

This person is lazy and didn't join any contests or homework.

京东: 1
华为: 1