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#include <fstream>
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int mat[101][101];
int main()
{
int n,i,j,k;
cin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
cin>>mat[i][j];
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
mat[i][j]=min(mat[i][j],mat[i][k]+mat[k][j]);
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
cout<<mat[i][j]<<" ";
cout<<'\n';
}
return 0;
}