This fixes the negative problem:

    (#: -: ([: }."1 |.@:(2| <.@-:^:a: )&.|:)) i:16
1



On 27-12-11 19:29, Raul Miller wrote:
> This is prettier than mine, but also has problems with negative numbers:
>
>     |.@:(2| [:}:<.@-:^:a: )&.|: _4
> 0 0
>     #: _4
> 1 0 0
>

-- 
Met vriendelijke groet,
@@i = Arie Groeneveld

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