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Created December 30, 2018 12:41
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HaskellIntro5.hs
isPalindrome :: String -> Bool
isPalindrome [] = True
isPalindrome (x : []) = True
isPalindrome (x1 : x2 : []) = x1 == x2 -- this line is not necessary, thanks Szymon
isPalindrome (x1 : xs) = x1 == last xs && isPalindrome (init xs)
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