#include <iostream>
#include <fstream>

using namespace std;

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

int a[105][105];

int main() {
    int n;
    fin>>n;
    for (int i=1;i<=n;i++)
        for (int j=1;j<=n;j++)
            fin>>a[i][j];
    for (int nod=1;nod<=n;nod++)
        for (int i=1;i<=n;i++)
            for (int j=1;j<=n;j++)
                if (a[i][nod]+a[nod][j]<a[i][j])
                    a[i][j]=a[i][nod]+a[nod][j];
    for (int i=1;i<=n;i++)
    {
        for (int j=1;j<=n;j++)
            fout<<a[i][j]<<' ';
        fout<<'\n';
    }
    return 0;
}