勤劳的柴犬

UID: 52646, Registered at 2026-8-31 19:09:19, last login at 2026-9-23 16:02:45, last active at 2026-9-24 11:26:50.

Solved 4 problems, RP: 14 (No. 17670)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2607
P3304
P3306
P4552
Recent Activities

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

动态规划: 3
贪心: 1