#include <bits/stdc++.h>

using namespace std;

int v[20];
int n,k;

inline void bkt(int strat,int lft)
{
    if(strat==n)
    {
        for(int i=1;i<=k;i++)
        {
            cout<<v[i]<<" ";
        }
        cout<<"\n";
    }
    else
    {
        if(lft)
        {
            v[k-lft+1]=strat+1;
            bkt(strat+1,lft-1);
        }
        if(n-strat-1>=lft)
        {
            bkt(strat+1,lft);
        }
    }
}

int main()
{
   freopen("combinari.in","r",stdin);
    freopen("combinari.out","w",stdout);
    cin>>n>>k;
    bkt(0,k);
    return 0;
}