#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int v[20], 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";
    }
}