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UID: 32212, Registered at 2026-3-29 14:15:11, last login at 2026-4-3 18:41:09, last active at 2026-4-3 21:33:28.

Solved 4 problems, RP: 4 (No. 13285)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4492
P4493
P4494
P4495
Recent Activities

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

入门教程: 4