#include <bits/stdc++.h>

using namespace std;

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

const int NMAX = 101;
int d[NMAX][NMAX];

int main()
{
  int n;
  in >> n;
  for (int i = 0; i < n; i++)
  {
    for (int j = 0; j < n; j++)
    {
      in >> d[i][j];
    }
  }

  for (int k = 0; k < n; k++)
  {
    for (int i = 0; i < n; i++)
    {
      for (int j = 0; j < n; j++)
      {
        if (d[i][j] > d[i][k] + d[k][j])
        {
          d[i][j] = d[i][k] + d[k][j];
        }
      }
    }
  }

  for (int i = 0; i < n; i++)
  {
    for (int j = 0; j < n; j++)
    {
      out << d[i][j] << ' ';
    }
    out << '\n';
  }
  return 0;
}