pTfYdQ121n

UID: 26426, Registered at 2025-11-19 18:49:07, last login at 2026-3-10 12:54:12, currently offline.

Solved 2 problems, RP: 15.2 (No. 8480)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3366
P3481
Recent Activities

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

组合数学: 1
数论: 1
搜索: 1
枚举: 1