From: Love U Ruby <lists@...>
Date: 2013-02-25T00:42:22+09:00
Subject: Re: How should I print only the last combination when using Array#combination(n) ?

Hans Mackowiak wrote in post #1098791:


The below tips I am looking for. Thanks @Hans :)

> with block:
> a.combination(2).find {|x,y| x == 2 } #=> [2, 3]
>
> with block and index:
> a.combination(2).find.with_index {|(x,y),i| i == 2 } #=> [2, 3]

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