#include <iostream>
#include <fstream>
using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
int n,v[20],k,m;
//combinari de n luate cate k

void init(){v[k]=v[k-1];}

int sol(){return (k==m);}

void afisare()
{
    for(int i=1;i<=m;i++)g<<v[i]<<" ";
    g<<'\n';
}

void bt()
     {
         k=1;
         init();
         while(k>0)
         {
             while(v[k]<n-m+k)
             {
                 v[k]++;
                 if(sol())afisare();
                   else{k++;init();}
             }
             k--;
         }
     }





int main()
{
  f>>n>>m;
  bt();

    return 0;
}