#include<fstream>
using namespace std;
ifstream f("submultimi.in",ios::in);
ofstream g("submultimi.out",ios::out);
int s[10],n,i,m;
void back( int k )
{
     if(k==m+1)
     {
               for(i=1;i<=m;i++)
               g<<s[i]<<" ";
               g<<'\n';}
     else
     {
         if(k<1)
         s[k]=0;
         else
         s[k]=s[k-1];
         while(s[k]<n-m+k)
         {
                        s[k]++;
                        back(k+1);}}}
int main()
{
    f>>n;
    for(m=1;m<=n;m++)
    back(1);
    return 0;}