diamond

UID: 7111, Registered at 2024-2-26 22:37:25, last login at 2024-4-23 7:46:21, currently offline.

Solved 2 problems, RP: 9.92 (No. 17966)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P500
P1224
Recent Activities

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

入门教程: 1
携程: 1