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#include <fstream>
using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");
const int Nmax=150;
int mat[Nmax][Nmax],v[Nmax],d[Nmax],drum[Nmax][Nmax],n;
void afisare(int xo[Nmax][Nmax])
{ int i,j;
for(i=1;i<=n;i++)
{ for(j=1;j<=n;j++)
out<<xo[i][j]<<" ";
out<<"\n";
}
}
int main()
{
int k,i,j;
in>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
in>>mat[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&&k!=j)
if(mat[i][j]>mat[i][k]+mat[k][j])
mat[i][j]=mat[i][k]+mat[k][j];
afisare(mat);
return 0;
}