清醒的刺猬9638

UID: 53857, Registered at 2026-9-4 18:20:38, last login at 2026-9-14 18:20:29, last active at 2026-9-14 20:11:55.

Solved 4 problems, RP: 9 (No. 19050)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5339
P5340
P5427
P5429
Recent Activities

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

BFS: 2
其他: 1
构造: 1
DFS: 1