君君桑

UID: 5464, Registered at 2023-8-29 9:37:56, last login at 2023-8-30 9:56:37, currently offline.

Solved 2 problems, RP: 12 (No. 16747)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1003
P1487
Recent Activities

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

华为: 2