2641079008@qq.com

UID: 39707, Registered at 2026-5-8 11:15:14, last login at 2026-5-13 19:41:59, last active at 2026-5-13 20:32:53.

Solved 1 problems, RP: 5 (No. 14946)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4821
Recent Activities

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

DFS: 1