1907755188

UID: 5073, Registered at 2023-8-19 13:14:30, last login at 2023-8-19 13:15:04, currently offline.

Solved 2 problems, RP: 6 (No. 15830)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1120
P1429
Recent Activities

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

小红书: 2