Andrew Stankevich Contest 10 I Trade 有下届网络流

用Dinic跑一遍，关键是建图c++ #include<bits/stdc++.h> #define MEM(a,x) memset(a,x,sizeof(a)); #define MEMINF(a) memset(a,0x3f,sizeof(a)); using namespace std; typedef long long LL; const int MAXN=1e6+10; const i

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