乐观的旅人

UID: 52104, Registered at 2026-8-28 16:58:12, last login at 2026-9-8 16:31:15, last active at 2026-9-14 17:22:18.

Solved 3 problems, RP: 10.5 (No. 18346)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3554
P5339
P5411
Recent Activities

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

DFS: 1
BFS: 1
聚类: 1
kmeans: 1