#include<fstream>
 
using namespace std;
 
int a[20], n, ok;
ofstream fout("submultimi.out");
     
void PrintSol()
{
    if (ok > 0)
    {
        for (int i = 1; i <= n; i++)
            if (a[i] == 1)
                fout << i << " ";
        fout << "\n";
    }
    else
        ok = 1;
}
 
void Back(int k)
{
    int i;
    if (k == n + 1)
        PrintSol();
    else for (i = 0; i <= 1; i++)
    {
        a[k] = i;
        Back(k + 1);
    }
}
 
int main()
{
    ifstream fin("submultimi.in");
    fin >> n;
    fin.close();
     
    Back(1);
    fout.close();
     
    return 0;
}