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#include <fstream>
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int d[102][102],n,m,x,i,j,k,y;
int main()
{
cin>>n;
for(i=1; i<=n; i++)
{
for(j=1;j<=n;j++)
cin>>d[i][j];
}
for(k=1; k<=n; k++)
for(i=1; i<=n; i++)
for(j=1; j<=n; j++)
{
if(d[i][j]>d[i][k]+d[k][j])
d[i][j]=d[i][k]+d[k][j];
}
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
cout<<d[i][j]<<" ";
cout<<"\n";
}
return 0;
}