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Ingy döt Net 2013-04-11 01:07:29 -07:00
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Task/Sorting-algorithms-Counting-sort/Haskell/sorting-algorithms-counting-sort.hs Normal file
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import Data.Array
countingSort :: (Ix n) => [n] -> n -> n -> [n]
countingSort l lo hi = concatMap (uncurry $ flip replicate) count
where count = assocs . accumArray (+) 0 (lo, hi) . map (\i -> (i, 1)) $ l