#include <fstream>

using namespace std;

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

const int N = 101, INF = 1e9;

int d[N][N], n, pred[N][N];

int main()
{
    in >> n;
    for(int i = 1; i <= n; i++)
    {
        for(int j = 1; j <= n; j++)
            {
                if(i == j)
                    d[i][j] = 0;
                else d[i][j] = INF;
            }
    }
    for(int i = 1; i <= n; i++)
    {
        for(int j = 1; j <= n; j++)
            in >> d[i][j];
    }
    for(int k = 1; k <= n; k++)
    {
        for(int i = 1; i <= n; i++)
        {
            for(int j = 1; j <= n; j++)
            {
                if(d[i][j] > d[i][k] + d[k][j])
                {
                    d[i][j] = d[i][k] + d[k][j];
                    pred[i][j] = pred[k][j];
                }
            }
        }
    }

    for(int i = 1; i <= n; i++)
    {
        for(int j = 1; j <= n; j++)
            out << d[i][j] << " ";
        out << "\n";
    }
    return 0;
}