-- >isInfixOf "Haskell" "I really like Haskell." -> True
-- >isInfixOf "Ial" "I really like Haskell." -> False
isInfixOf :: (Eq a) => [a] -> [a] -> Bool
-- >isInfixOf "Haskell" "I really like Haskell." -> True
-- >isInfixOf "Ial" "I really like Haskell." -> False
isInfixOf :: (Eq a) => [a] -> [a] -> Bool