77yyy

UID: 1967, Registered at 2023-4-9 14:45:13, last login at 2023-4-9 14:45:13, currently offline.

Solved 2 problems, RP: 13.85 (No. 3431)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1120
P1121
Recent Activities

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

小红书: 2