On 25 September 2012 16:51, Magicloud Magiclouds
<magicloud.magiclo...@gmail.com> wrote:
> Hi,
>   For example, I have an array [0..]. Now I want to take a sub list
> that starts from index 0, and only contain 4 odds, and is minimum
> result. The answer should be [0, 1, 2, 3, 4, 5, 6, 7].

If you have listTest :: [a] -> Bool, then head . dropWhile (not .
listTest) . inits ?

>   How to do that? Combining lazy computing, I cannot figure out an
> efficient algorithm.
> --
> 竹密岂妨流水过
> 山高哪阻野云飞
>
> And for G+, please use magiclouds#gmail.com.
>
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-- 
Ivan Lazar Miljenovic
ivan.miljeno...@gmail.com
http://IvanMiljenovic.wordpress.com

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