专注的红叶

UID: 52132, Registered at 2026-8-28 19:02:32, last login at 2026-9-9 16:18:01, last active at 2026-9-14 17:20:34.

Solved 2 problems, RP: 11 (No. 17952)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5265
P5340
Recent Activities

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

BFS: 1
其他: 1
构造: 1