From: sto.mar@... Date: 2013-02-25T03:13:03+09:00 Subject: Re: How should I print only the last combination when using Array#combination(n) ? Am 24.02.2013 16:53, schrieb Hans Mackowiak: > the combination array can be enormous ... > thats why find.with_index can be better than to_a My question was intended for "Love U Ruby". What the better solution is depends solely on the actual use case, which the OP did not provide, even after the an explicit inquiry by Tamouse. I do not want to speculate about this. I strongly assume he himself does not know what kind of solution he really needs. --