812889234

UID: 157, Registered at 2023-3-8 12:53:18, last login at 2024-4-13 20:48:11, currently offline.

Solved 2 problems, RP: 6 (No. 17471)

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