#include <fstream>
using namespace std;
ifstream in("combinari.in");
ofstream out("combinari.out");
short v[20], n, k;
void combs(short pos, short no)
{
    if(no==k)
    {
        for(short i=0; i<k; ++i) out<<v[i]<<' ';
        out<<'\n';
        return;
    }
    if(n-pos+1<k-no) return;
    v[no]=pos;
    combs(pos+1, no+1);
    combs(pos+1, no);
}
int main()
{
    in>>n>>k;
    combs(1, 0);
    in.close(); out.close();
    return 0;
}