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#include <fstream>
#define NM 103
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int i,j,k,n;
int a[NM][NM];
int main()
{
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++) f>>a[i][j];
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(i!=j&&i!=k&&j!=k&&a[i][j]>a[i][k]+a[k][j]) a[i][j]=a[i][k]+a[k][j];
for(i=1;i<=n;i++){
for(j=1;j<=n;j++)
g<<a[i][j]<<' ';
g<<'\n';
}
return 0;
}