Posts by Willian Carlos • 1 point

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  Q: Problems with instance list in Haskell

  I have a job at the facu and I have this mistake: 'decide' is not a (Visible) method of class `Char' to the code below: data Paridade = Par | Impar deriving Show class ParImpar a where decide :: a…

  haskell

  asked 7 years, 3 months ago Willian Carlos 1