#include <iostream>
#include <fstream>

using namespace std;

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

int a[101][101], n;

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

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