#include <fstream>
using namespace std;

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


const int N=101;

int d[N][N];

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][k]+d[k][j]<d[i][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;
}