trainer

UID: 4779, Registered at 2023-8-14 16:58:16, last login at 2023-8-18 17:38:50, currently offline.

Solved 2 problems, RP: 7 (No. 16869)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1441
P1443
Recent Activities

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

美团: 2