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UID: 39435, Registered at 2026-5-6 16:14:00, last login at 2026-5-24 22:39:12, last active at 2026-6-4 16:40:09.

Solved 4 problems, RP: 7.9 (No. 14890)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4494
P4495
P4504
P4506
Recent Activities

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

入门教程: 2