#include <fstream>
using namespace std;

ifstream is("combinari.in");
ofstream os("combinari.out");

int x[20];
bool v[20];
int n, t;

void Combinari(int k);
void Write();

int main()
{
    is >> n >> t;
    Combinari(1);

    is.close();
    os.close();
    return 0;
}


void Combinari(int k)
{
    if ( k == t + 1 )
    {
        Write();
        return;
    }
    if ( k > n )
        return;
    for ( int i = x[k - 1] + 1; i <= n - k + t; ++i )
    {
        x[k] = i;
        if ( !v[x[k]] )
        {
            v[x[k]] = 1;
            Combinari(k + 1);
            v[x[k]] = 0;
        }
    }
}

void Write()
{
    for ( int i = 1; i <= t; ++i )
        os << x[i] << ' ';
    os << '\n';
}