cks

UID: 11971, Registered at 2024-9-14 12:00:23, last login at 2024-9-17 20:27:09, last active at 2024-11-12 15:01:17.

Solved 1 problems, RP: 9.3 (No. 4121)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1789
Recent Activities

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

虾皮: 1