#include <iostream>
#include<fstream>
using namespace std;
int n,v[1001],x,i,j,s;
int main()
{
     ifstream fin("submultimi.in");
    ofstream fout("submultimi.out");
    fin>>n;
    for(i=1;i<=n;i++){
            v[i]=0;
    }
        while(v[0]!=1){
                i=n;
            while(v[i]==1){
                v[i]=0;
                i--;
            }
                v[i]=1;
            for(i=1;i<=n;i++){
                if(v[i]==1)
                    fout<<i<<" ";
            }
            fout<<endl;
        }


    return 0;
}