ch02/2_a_1.txt


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-- What are the types of the following expressions? 4 comments
--   - False
--   - (["foo", "bar"], 'a')
--   - [(True, []), (False, [['a']])]

-- Let's use ghci to check our answers

ghci> :t False
False :: Bool

ghci> :t (["foo", "bar"], 'a')
(["foo", "bar"], 'a') :: ([String], Char)

ghci> :t [(True, []), (False, [['a']])]
[(True, []), (False, [['a']])] :: [(Bool, [[Char]])]