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20 lines
389 B
Text
20 lines
389 B
Text
module Anagram (..) where
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import String exposing (toLower, toList)
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detect : String -> List String -> List String
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detect word candidates =
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let
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original =
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toLower word
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ref =
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normalize word
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in
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List.filter (\w -> normalize w == ref && toLower w /= original) candidates
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normalize : String -> List Char
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normalize word =
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word |> toLower |> toList |> List.sort
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