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UID: 9875, Registered at 2024-5-23 11:13:32, last login at 2024-8-1 17:23:51, currently offline.

Solved 2 problems, RP: 6 (No. 14725)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1117
P1287
Recent Activities

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

前缀和: 1
美团: 1