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UID: 36555, Registered at 2026-4-17 23:16:59, last login at 2026-4-21 8:57:09, last active at 2026-4-23 11:21:26.

Solved 4 problems, RP: 4 (No. 14601)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4492
P4494
P4495
P4504
Recent Activities

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

入门教程: 3