#include<cstdio>
int main()
{
    FILE *f=fopen("combinari.in","r"), *g=fopen("combinari.out","w");
    int a[20],n,k,i,j,valid=1,x;
    fscanf(f,"%d %d",&n,&k);
    for(i=1;i<=k;i++)
     { a[i]=i;
       fprintf(g,"%d ", a[i]);
       }
   fprintf(g,"\n");
   valid=1;
   do{
      x=1;     
      i=k;
      while(a[i]>=n)i--;
      a[i]++;
      i++;
      while(i<=k){a[i]=a[i-1]+1; i++;
                  if(a[i-1]>n)x=0;
                 }
      if(a[1]>(n-k+1))valid=0;
      if((valid==1)&&(x==1)) { for(i=1;i<=k;i++)
                       fprintf(g,"%d ",a[i]);
                     fprintf(g,"\n");
                  }
     }while(valid==1);

return 0;
}