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UID: 42150, Registered at 2026-5-28 12:18:37, last login at 2026-5-28 12:18:37, currently offline.

Solved 2 problems, RP: 2 (No. 18904)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4492
P4495
Recent Activities

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

入门教程: 2