Question
data Matrix a = Matrix [[a]] deriving (Show, Eq) getNumrows :: Matrix a -> Int (return the number of rows) getNumrows = undefined getNumcols ::
data Matrix a = Matrix [[a]] deriving (Show, Eq)
getNumrows :: Matrix a -> Int (return the number of rows)
getNumrows = undefined
getNumcols :: Matrix a -> Int (return the number of columns)
getNumcols = undefined
Can somebody implement getNumrows and getNumcols using the given data Matrix in Haskell?
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Database Systems Design Implementation And Management
Authors: Carlos Coronel, Steven Morris
14th Edition
978-0357673034
