bei

UID: 4558, Registered at 2023-8-11 14:41:23, last login at 2023-8-11 14:41:23, currently offline.

Solved 1 problems, RP: 6.32 (No. 4910)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1049
Recent Activities

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

华东师范: 1