#include <iostream>
#include <fstream>
using namespace std;

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

int a[105][105], n;

int main()
{
    fin >> n;
    for (int i = 1; i <= n; i++)
        for (int j = 1; j <= n; j++)
            fin >> a[i][j];

    for (int k = 1; k <= n; k++)
        for (int i = 1; i <= n; i++)
            for (int j = 1; j <= n; j++)
            {
                if (i == k) continue;
                if (j == k) continue;
                if (i == j) continue;
                if (a[i][j] > a[i][k] + a[k][j])
                    a[i][j] = a[i][k] + a[k][j];
            }

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