FeiDeGao

UID: 2, Registered at 2026-5-23 22:05:09, last login at 2026-5-24 22:47:43, last active at just now.

Solved 10 problems, RP: 1 (No. 1)

SU

Bio

This person is lazy and didn't write anything.
Recent Activities
- test XCPC
- test XCPC
Recent Solutions

This person is lazy and didn't write any solutions.