晴天123123

UID: 11248, Registered at 2024-8-28 22:23:52, last login at 2024-8-28 22:23:52, currently offline.

Solved 1 problems, RP: 9 (No. 4150)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1940
Recent Activities

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

oppo: 1