#P9134. Walk

    ID: 5216 传统题 2000ms 512MiB 尝试: 2 已通过: 2 难度: 10 上传者: 标签>CF3000分治动态规划FFT多项式图论矩阵倍增

Walk

Source: Super League of Chinese College Students Algorithm Design 2022, Contest 1 by HDU.