#include <iostream>
#include <cstdio>


using namespace std;

int N,K;
int x[20];

void afis()
{
    for(int i=1;i<=K;i++)
        printf("%d ",x[i]);
        printf("\n");
}

void comb(int k)
{
    for(x[k]=k;x[k]<=N;x[k]++)
        if(x[k]>x[k-1])
            if(k==K)
                afis();
            else
                comb(k+1);



}


int main()
{
    freopen("combinari.in","r",stdin);
    freopen("combinari.out","w",stdout);
    scanf("%d%d",&N,&K);
    comb(1);
    return 0;
}