#include <bits/stdc++.h>

using namespace std;

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

int matr[101][101];

int main()
{
    int N, i, j, k;

    in >> N;

    for (i = 1; i <= N; i++)
    {
        for (j = 1; j <= N; j++)
        {
            in >> matr[i][j];
        }
    }

    for (k = 1; k <= N; k++)
    {
        for (i = 1; i <= N; i++)
        {
            for (j = 1; j <= N; j++)
            {
                if(matr[i][j] > matr[i][k] + matr[k][j])
                    matr[i][j] = matr[i][k] + matr[k][j];
            }
        }
    }

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