yxx1997

UID: 13137, Registered at 2024-10-24 23:05:05, last login at 2024-11-7 9:28:11, last active at 2024-11-19 22:02:16.

Solved 1 problems, RP: 0 (No. ?)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2209
Recent Activities

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

中国电信: 1