聪明的月亮

UID: 50105, Registered at 2026-8-16 20:37:27, last login at 2026-9-10 20:53:02, last active at 2026-9-11 21:51:42.

Solved 2 problems, RP: 13 (No. 17134)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5413
P5415
Recent Activities

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

单调栈: 1
图结构: 1