1.048596

UID: 4564, Registered at 2023-8-11 15:23:16, last login at 2023-8-26 9:42:24, currently offline.

Solved 1 problems, RP: 3 (No. 6138)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P0001
Recent Activities

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

说明书: 1