jyj

UID: 3266, Registered at 2023-5-5 21:16:28, last login at 2023-5-7 10:13:01, currently offline.

Solved 1 problems, RP: 6 (No. 4967)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1178
Recent Activities

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

小红书: 1