barnes

UID: 1139, Registered at 2023-3-21 14:21:59, last login at 2023-3-25 17:05:14, currently offline.

Solved 1 problems, RP: 5.5 (No. 15268)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1082
Recent Activities

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

阿里系: 1