幽默的金鱼

UID: 52542, Registered at 2026-8-31 14:05:49, last login at 2026-9-1 0:30:33, last active at 2026-9-2 0:44:46.

Solved 2 problems, RP: 2 (No. 24326)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P500
P3991
Recent Activities

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

入门教程: 1