#include <bits/stdc++.h>

using namespace std;

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

int a[105][105];

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


    return 0;
}