nullptr

UID: 1779, Registered at 2023-4-3 10:47:53, last login at 2023-4-3 10:48:35, currently offline.

Solved 2 problems, RP: 9 (No. 4150)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1137
P1138
Recent Activities

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

美团: 2