joker

UID: 3131, Registered at 2023-4-27 15:28:14, last login at 2023-4-27 15:28:14, currently offline.

Solved 1 problems, RP: 9 (No. 4140)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1230
Recent Activities

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

华为: 1