#include <iostream>
#include <cstring>
#include <fstream>
#define nmax 101
#define cmax 9999

using namespace std;

int main()
{
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n,i,j,k;
int matrice[nmax][nmax];
fin>>n;
for(i=1;i<=n;i++)
    for(j=1;j<=n;j++)
    {int c;
    fin>>c;
    if(i!=j && c==0)
      matrice[i][j]=cmax;
    else
        matrice[i][j]=c;
    }
for(k=1;k<=n;k++)
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
         if(matrice[i][k]+matrice[k][j]<matrice[i][j])
             matrice[i][j]=matrice[i][k]+matrice[k][j];
for(i=1;i<=n;i++)
    {for(j=1;j<=n;j++)
         if(matrice[i][j]==cmax)
            fout<<0<<" ";
      else
        fout<<matrice[i][j]<<" ";
    fout<<"\n";}
    return 0;
}