#include <iostream>
#include <fstream>
using namespace std;
int gata,n,i,v[100];
ifstream f("submultimi.in");
ofstream g("submultimi.out");
int main()
{
   f>>n;
   gata=0;
   while(!gata)
   {i=n;
   while(v[i]==1&&i>0)v[i--]=0;
   if(i==0)gata=1;
   else{
   v[i]=1;
   for(i=1;i<=n;i++)if(v[i])g<<i<<" ";
   g<<endl;}
   }
    return 0;
}