ACMSlience的专栏

#include #include #include #include using namespace std; #define maxn 5500 #define maxm 22000 #define mem(a,b) (memset(a,b,sizeof(a))) struct gra { int n,m; struct list{int u,v,next;}edge[maxm

#include #include #include #include #include using namespace std; #define maxn 5500 #define maxm 22000 int maps[251][251]; int du[222]; int vis[220]; int shu[220]; int viss[220]; vectorvec[220];

#include #include #include #include #include using namespace std; #define INF 99999999 const int maxn =250; const int maxm =250; const int oo = 0x7fffffff; struct push_relablel//一般预流推进法求最大流，时间复杂度

#include #include #include #include #include using namespace std; #define INF 99999999 const int maxn =1110; const int maxm =220000; const int oo = 1<<29; struct Arclist { int cnt, head[maxn],