#include <fstream>
using namespace std;

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

int n, a[101][101];

int main()
{
    is >> n;
    for ( int i = 1; i <= n; ++i )
        for ( int j = 1; j <= n; ++j )
            is >> a[i][j];
    for ( int k = 1; k <= n; ++k )
        for ( int i = 1; i <= n; ++i )
            for( int j = 1; j<= n; ++j )
                if ( i != j && a[i][j] > a[i][k] + a[k][j] )
                    a[i][j] = a[i][k] + a[k][j];
    for ( int i = 1; i <= n; ++i )
    {
        for ( int j = 1; j <= n; ++j )
            os << a[i][j] << ' ';
        os << '\n';
    }
    is.close();
    os.close();
    return 0;
}