12345

UID: 4400, Registered at 2023-8-6 12:10:06, last login at 2023-8-6 12:11:22, currently offline.

Solved 1 problems, RP: 5.96 (No. 5221)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1039
Recent Activities

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

小红书: 1