yjj

UID: 40260, Registered at 2026-5-12 8:05:30, last login at 2026-5-14 9:37:12, last active at 2026-5-19 13:43:40.

Solved 5 problems, RP: 5 (No. 15344)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P14069

P4492
P4493

P4494
P4495
Recent Activities

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

入门教程: 4
Py算法基础课: 1