ARC129E|ARC129E Yet Another Minimization 题解 【网络流笔记】
超神的建模，极其有借鉴意义/cy 注：该建模对应于最小割建模 对于 $n$ 个数，每个数有 $m$ 种取值的技巧 $\forall i=1,2,\dots,n$，令 $S=V_{i,0}\rightarrow V_{i,1}\rightarrow \dots \rightarrow V_{i,m}=
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