#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int v[18];
int main()
{
    int n;
    fin >> n;
    for(int i=0; i<=n; i++)
    {
        v[0] = 0;
    }
    while(v[0]==0)
    {
        int i = n;
        while(v[i]==1)
        {
            v[i] = 0;
            i--;
        }
        v[i] = 1;
        for(int j=0; j<=n; j++)
        {
            if(v[j])
                fout << j << " ";
        }
        fout << "\n";
    }
    return 0;
}