#include <fstream>
using namespace std;

ifstream fin ("submultimi.in");
ofstream fout("submultimi.out");
int v[17];
int n, i;
int main () {
    fin>>n;
    for (i=0;i<=n;i++)
        v[0] = 0;
    while (v[0]!=1) {
        i = n;
        while (v[i] == 1) {
                v[i] = 0;
                i--;
        }
        v[i] = 1;
        if (i == 0)
            break;
        for (i=1;i<=n;i++)
            if (v[i] == 1)
        fout<<i<<" ";
        fout<<"\n";
    }

}