yll

UID: 11406, Registered at 2024-9-1 16:48:27, last login at 2024-9-1 16:48:27, currently offline.

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

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1976
Recent Activities

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

小红书: 1