#include <fstream>

using namespace std;

int n;

int main()
{
    ifstream f("submultimi.in");
    ofstream g("submultimi.out");
    f >> n;
    int m = (1 << n) - 1;
    for (int i = 1;i <= m;++i)
    {
        for (int j = 1;j <= n;++j)
            if(i & (1 << (j - 1)))
                g << j << " ";
        g << "\n";
    }
    f.close();
    g.close();
    return 0;
}