#P9174. Slipper

    ID: 5256 传统题 5000ms 256MiB 尝试: 2 已通过: 2 难度: 6 上传者: 标签>CF1900最短路图论动态规划队列构造贪心2022

Slipper

Source: Super League of Chinese College Students Algorithm Design 2022, Contest 5 by FZU.