#include <fstream>

using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
int n,k,i,j,a[19];
int main()
{
 f>>n>>k;
 for(i=1;i<=k;i++) {a[i]=i; g<<i<<" ";}
 a[i]=n; g<<'\n';
 for(i=k;i>=1;i--)
 {
   while(a[i]<a[i+1])
   {
       a[i]++;
       for(j=1;j<=k;j++)
       g<<a[j]<<" ";
       g<<'\n';
   }




 }
 return 0;
}