#include <iostream>
#include <fstream>

using namespace std;

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

    int n, M[101][101];

    fin >> n;
    for (int i = 0; i < n; i++)
        for (int j = 0; j < n; j++)
            fin >> M[i][j];

    for (int k = 0; k < n; k++)
        for (int i = 0; i < n; i++)
            for (int j = 0; j < n; j++)
                if (M[i][k] + M[k][j] < M[i][j])
                    M[i][j] = M[i][k] + M[k][j];

    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < n; j++)
            fout << M[i][j] << " ";
        fout << "\n";
    }

    return 0;
}