#include<iostream>
#include<fstream>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int v[110][110],n;
int max1=99999;
void citire()
{
    fin>>n;
    for(int a1=1;a1<=n;a1++)
        for(int a2=1;a2<=n;a2++)
            {
                fin>>v[a1][a2];
                if(v[a1][a2]==0)
                {
                    v[a1][a2]=max1;
                }
            }
}
void fct()
{
    for(int k=1;k<=n;k++)
        for(int i=1;i<=n;i++)
            for(int j=1;j<=n;j++)
    {
        if(v[i][j]>v[i][k]+v[k][j] and i!=j and i!=k and j!=k)
        {
            v[i][j]=v[i][k]+v[k][j];
        }
    }
}
void afisare()
{
    for(int a1=1;a1<=n;a1++)
    {
        for(int a2=1;a2<=n;a2++)
        {
            fout<<v[a1][a2]<<" ";
        }
        fout<<'\n';
    }
}
int main()
{
    citire();
    fct();
    afisare();
}