何卜是

UID: 1271, Registered at 2023-3-23 9:16:00, last login at 2023-3-23 9:16:00, currently offline.

Solved 2 problems, RP: 6 (No. 5065)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P500
P1001
Recent Activities

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

入门教程: 1
寒气华のod: 1