#include <fstream>
using namespace std;
ifstream fi("back.in");
ofstream fo("back.out");
int n,a[50],i,j,k;
bool ok;
int main()
{
   fi>>n>>k;
   i=1;
  while(i>0){
    if(i==k+1){
        for(j=1;j<=i-1;j++)   fo<<a[j]<<" ";
        fo<<'\n';
        i--;
        }
     else
       if(a[i]<n){
             a[i]++;
             ok=true;
             for(j=1;j<i;j++)
                if(a[i]==a[j])ok=false;
             if(ok==true) i++;
            }
       else {a[i]=0;i--;}
 }
    return 0;
}