#include <iostream>
#include <fstream>
#define N_MAX 101
#define INF 100000

using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");

int N, c[N_MAX][N_MAX];

int main()
{
    in >> N;
    for(int i = 1; i <= N; i++)
        for(int j = 1; j <= N; j++)
        {
            in >> c[i][j];
            if(c[i][j] == 0 && i != j) c[i][j] = INF;
        }

    for(int k = 1; k <= N; k++)
        for(int i = 0; i <= N; i++)
            for(int j = 0; j <= N; j++)
                 c[i][j] = min(c[i][k] + c[k][j], c[i][j]);
    for(int i = 1; i <= N; i++)
    {
        for(int j = 1; j <= N; j++)
            out << c[i][j] << " ";
        out << '\n';
    }
    return 0;
}