2019icpc ecfinal2023-10-29 12:57:52A City --- B Black and White ??? C Dirichlet \(k\)-th root !!! D Fire ??? E Flow !!! F Game ??? G Happiness ??? H King !!! I Moon ??? J Permutation ??? K All Pair Maximum Flow ??? L Travel ??? M Value +++ 上一篇:Dirichlet 前缀和及其应用下一篇:潜在狄利克雷分配(Latent Dirichlet Allocation,LDA)