Pioneera

UID: 13045, Registered at 2024-10-21 20:39:42, last login at 2024-10-21 20:39:42, currently offline.

Solved 2 problems, RP: 8 (No. 4439)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2077
P2107
Recent Activities

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

美团: 2