CodeFun_QR

UID: 23405, Registered at 2025-9-23 16:18:25, last login at 2025-9-23 16:18:25, last active at 2025-11-2 14:38:42.

Solved 1 problems, RP: 7.4 (No. 9521)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4343
Recent Activities

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

数据结构: 1
并查集: 1