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#include <fstream>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n,a[101][101];
int main()
{
fin>>n;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++) fin>>a[i][j];
}
for(int k=1;k<=n;k++)
{
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
if(i!=j && i!=k && j!=k)
{
if(a[i][j]>a[i][k]+a[k][j]) a[i][j]=a[i][k]+a[k][j];
}
}
}
}
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++) fout<<a[i][j]<<" ";
fout<<endl;
}
return 0;
}