#include <iostream>
#include <fstream>

using namespace std;

ifstream fin("submultimi.in");
ofstream fout("submultimi.out");

int n,i;
int v[20];

int main() {
    fin>>n;
    while(!v[0]) {
        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";
    }
}