boring_yang

UID: 7639, Registered at 2024-3-11 23:04:24, last login at 2024-3-11 23:04:24, currently offline.

Solved 2 problems, RP: 9 (No. 4248)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1680
P1684
Recent Activities

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

美团: 2