#include <iostream>
#include <fstream>

using namespace std;

ifstream f("royfloyd.in");
ofstream g("royfloyd.out");

int a[100][100];

int main()
{
    int n, i, j, k;
    f >> n;
    for (int i = 0; i < n; i++)
        for (int j = 0; j < n; j++)
            f >> a[i][j];
    for (int k = 0; k < n; k++)
        for (int i = 0; i < n; i++)
        {
            for (int j = 0; j < n; j++)
                if (a[i][j] > a[i][k] + a[k][j])
                    a[i][j] = a[i][k] + a[k][j];
        }
    for (int i = 0; i < n; i++){
        for (int j = 0; j < n; j++)
            g<<a[i][j]<<" ";
        g<<"\n";       
    }
}