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leocavalcante/is_this_haskell.hs

Last active June 3, 2021 19:25
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is_this_haskell.hs
class FiguraGeometrica a where
area :: a -> Int
data Circulo = Circulo { raio :: Int }
data Quadrado = Quadrado { lado :: Int }
instance FiguraGeometrica Circlo a where a
area = 3.14 * (a raio) ** 2
instance FiguraGeometrica Quadrado a where a
area = (a lado) ** 2
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