song

UID: 2962, Registered at 2023-4-24 15:03:47, last login at 2023-10-31 14:54:14, currently offline.

Solved 2 problems, RP: 15 (No. 3199)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1195
P1196
Recent Activities

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

华为: 2