#include <fstream>
#include <algorithm>
using namespace std;
ifstream in("combinari.in");
ofstream out("combinari.out");
int n,k,v[101];
void afis ()
{
  int i=0;
  for (i=1;i<=k;++i)
  {
    out<<v[i]<<" ";
  }
  out<<'\n';
}
void bac (int m,int sa)
{
  int i=0;
  for (i=sa;i<=n;++i)
    {
      v[m]=i;
     if (m<k) bac(m+1,i+1);
     else afis();
    }
}
int main()
{
in>>n>>k;
bac(1,1);
    return 0;
}