恰同学少年

UID: 4655, Registered at 2023-8-12 18:49:30, last login at 2023-8-14 10:44:36, currently offline.

Solved 2 problems, RP: 15 (No. 12397)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1445
P1447
Recent Activities

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

美团: 1
京东: 1