http://qs321.pair.com?node_id=11121915


in reply to Re: Generate all unique combinations of 1 and 0 using specified length of "0"-string and count of 1's
in thread Generate all unique combinations of 1 and 0 using specified length of "0"-string and count of 1's

Because of the "unique" requirement, you can add a cache as well, so that it can take a lot of memory as well as time.