yyj

UID: 10526, Registered at 2024-7-22 23:34:04, last login at 2024-8-5 0:35:44, currently offline.

Solved 2 problems, RP: 9 (No. 4140)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P500
P1582
Recent Activities

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

360: 1
入门教程: 1