#include <fstream>
#define INF 999999999
#define LMAX 102

using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");

int a[LMAX][LMAX];
int n;

void citire();
void afisare();
void calculez();

int main()
{
citire();
calculez();
afisare();
fin.close();
fout.close();
return 0;
}

void citire()
    {
     int i ,j;
     fin>>n;
     for (i=1;i<=n;i++)
          for (j=1;j<=n;j++)
               fin>>a[i][j];
    }

void afisare()
    {
     int i ,j;
     for (i=1;i<=n;i++)
          {for (j=1;j<=n;j++)
               fout<<a[i][j]<<' ';
          fout<<'\n';}
    }

void calculez()
    {
     int k, x, y;
     for (k=1;k<=n;k++)
          for (x=1;x<=n;x++)
               for (y=1;y<=n;y++)
                    if (a[x][y]>a[x][k]+a[k][y])
                        a[x][y]=a[x][k]+a[k][y];
    }