#include <fstream>
#include <vector>
using namespace std;
int i, j, k, n, g[101][101];
const int oo = 2e8;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int main()
{
    fin >> n;
    for (i = 1; i <= n; i++)
    {
        for (j = 1; j <= n; j++)
        {
            fin >> g[i][j];
            if (g[i][j] == 0 && i != j)
                g[i][j] = oo;
        }
    }
    for (k = 1; k <= n; k++)
    {
        for (i = 1; i <= n; i++)
        {
            for (j = 1; j <= n; j++)
            {
                g[i][j] = min (g[i][j], g[i][k]+g[k][j]);
            }
        }
    }
    for (i = 1; i <= n; i++)
    {
        for (j = 1; j <= n; j++)
        {
            if (g[i][j] != oo) fout << g[i][j] << ' ';
            else fout << "0 ";
        }
        fout << '\n';
    }
    return 0;
}