乐观的星光9654

UID: 53593, Registered at 2026-9-3 20:04:26, last login at 2026-9-3 20:04:26, last active at 2026-9-4 22:55:53.

Solved 4 problems, RP: 2 (No. 24326)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2250
P2324
P3312
P3492
Recent Activities

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

模拟: 3
DFS: 1