诚恳的吉他

UID: 51257, Registered at 2026-8-24 14:23:23, last login at 2026-8-24 14:23:23, last active at 2026-9-4 19:07:59.

Solved 3 problems, RP: 20 (No. 14298)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5111
P5130
P5263
Recent Activities

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

机器学习算法: 1
模拟: 1
贪心: 1