小川

UID: 6257, Registered at 2023-9-26 19:31:02, last login at 2023-9-27 13:36:35, currently offline.

Solved 1 problems, RP: 7 (No. 4630)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1511
Recent Activities

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

华为: 1