0rsfLzRcR3

UID: 42541, Registered at 2026-6-1 21:59:38, last login at 2026-6-9 13:11:48, currently offline.

Solved 3 problems, RP: 19 (No. 12421)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4941
P4942
P5104
Recent Activities

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

二叉树: 1
最短路算法: 1
模拟: 1