可爱的企鹅

UID: 50979, Registered at 2026-8-21 20:45:24, last login at 2026-8-25 0:25:45, last active at 2026-8-25 0:26:03.

Solved 4 problems, RP: 27.5 (No. 12273)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4008
P4724
P4725
P4726
Recent Activities

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

哈希表: 1
模拟: 1
DFS: 1