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UID: 39639, Registered at 2026-5-7 20:55:14, last login at 2026-5-7 20:55:14, currently offline.

Solved 5 problems, RP: 5 (No. 17062)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3563

P4219
P4221

P4222
P4494
Recent Activities

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

入门教程: 4
模拟: 1