刷题

UID: 40915, Registered at 2026-5-16 19:18:48, last login at 2026-5-21 16:25:23, currently offline.

Solved 4 problems, RP: 4 (No. 17284)

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