#include <fstream>

using namespace std;
ifstream f( "combinari.in");
ofstream g( "combinari.out");

int n , m , x[17] , uz[17];
void afisare( int n )
{
for ( int i = 1 ; i <= n ; i ++ )
    g << x[i] << " " ;
    g<<'\n';

}
void bkt(int k)
{
    for ( int i = x [ k - 1 ] + 1 ; i <= n ; ++ i  )
    {
        x[k] = i ;
        if ( k == m )
        afisare ( m ) ;
          else
            bkt(k + 1);

    }
}
int main()
{
   f >> n >> m;
   bkt(1);
    return 0;
}