#include <bits/stdc++.h>

using namespace std;

int v[20],n,k,N,i,j,cnt,pos;
char s[10];

int main()
{
    freopen("combinari.in","r",stdin);
    freopen("combinari.out","w",stdout);

    scanf("%d%d",&n,&k);
    N=(1<<n)-1;

    for(i=1;i<=N;i++){
        cnt=0, pos=0;
        for(j=0;j<n;j++)
            if((1<<j)&i) cnt++;

        if(cnt==k){
            for(j=0;j<n;j++)
                if((1<<j)&i)
                    printf("%d ",j+1);

            printf("\n");
        }
    }

    return 0;
}