#include <bits/stdc++.h>
#define Nmax 105
#define INF 1e9
using namespace std;

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

int N, dp[Nmax][Nmax];
int main()
{
    f >> N;
    for (int i = 1; i <= N; ++i)
    for (int j = 1; j <= N; ++j)
      f >> dp[i][j];

    for (int k = 1; k <= N; ++k)
    for (int i = 1; i <= N; ++i)
    for (int j = 1; j <= N; ++j)
      if (dp[i][k] + dp[k][j] < dp[i][j])
         dp[i][j] = dp[i][k] + dp[k][j];

    for (int i = 1; i <= N; ++i) {
        for (int j = 1; j <= N; ++j)
            g << dp[i][j] << " ";
        g << '\n';
    }

    return 0;
}