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Re^10: 99 Problems in Perl6

by gaal (Parson)
on Dec 16, 2006 at 07:31 UTC ( #590176=note: print w/ replies, xml ) Need Help??

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  1. or download this
    compress x = case x of
        []       -> []
        [a]      -> [a]             -- singleton list
        (x:y:xs) -> (if x == y then [] else [x]) ++ compress (y:xs)
    

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