#include <bits/stdc++.h>
using namespace std;

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

int n, a[103][103];

void RoyFloyd()
{
    int i, j, k;
    for (k = 1; k <= n; k++)
        for (i = 1; i <= n; i++)
            for (j = 1; j <= n; j++)
                a[i][j] = min(a[i][j], a[i][k] + a[k][j]);
    for (i = 1; i <= n; i++)
    {
        for (j = 1; j <= n; j++)
            fout << a[i][j] << " ";
        fout << "\n";
    }
}

int main()
{
    ios_base::sync_with_stdio(0);
    fin.tie(0);
    fout.tie(0);
    int i, j;
    fin >> n;
    for (i = 1; i <= n; i++)
        for (j = 1; j <= n; j++)
            fin >> a[i][j];
    RoyFloyd();
    return 0;
}
//0 1 3 4 5 7 8 9 10 11 12 13 14 15 16 17 18 21 22 24 25 26 27 29 30 34 35 36 42 44 45 47 48 51 54 56 57 58