#include <iostream>
#include<fstream>
#include<vector>
using namespace std;

int n,m;
int a[101][101];
int p[101][101];
const int inf = 10000000;

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

void citire()
{
    int i,j;
    fin>>n;

    for(i=1;i<=n;i++)
    for(j=1;j<=n;j++)
        fin>>a[i][j];


    for(i=1;i<=n;i++)
    for(j=1;j<=n;j++)
    {
        if(i==j)
            p[i][j]=a[i][j]=0;
        else if(a[i][j] != inf)
            p[i][j]=i;
        else p[i][j]=0;
    }
}

void rf()
{
    int i,j,k;

    for(k=1;k<=n;k++)
        for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
        if(a[i][k] != inf && a[k][j] != inf)
        if(a[i][j] > a[i][k] + a[k][j])
    {
        a[i][j]=a[i][k]+a[k][j];
        p[i][j]=p[k][j];
    }
}

int main()
{
    citire();
    rf();

    for(int i=1;i<=n;i++)
        {
        for(int j=1;j<=n;j++)
            fout<<a[i][j]<<" ";
        fout<<endl;
        }
    return 0;
}