甜美的企鹅2677

UID: 55349, Registered at 2026-9-10 15:20:11, last login at 2026-9-10 15:37:32, last active at 2026-9-11 15:59:47.

Solved 2 problems, RP: 4.8 (No. 22992)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P14472
P14473
Recent Activities

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

模拟: 1
DFS: 1