-- Name (number): 
-- Name (number): 

module Practicum1 where

-- Ex. 1
toDigitsRev :: Integer -> [Integer]
toDigitsRev = undefined

-- Ex. 2
doubleSecond :: (Num a) => [a] -> [a]
doubleSecond = undefined

-- Ex. 3
sumDigits :: [Integer] -> Integer
sumDigits = undefined

-- Ex. 4
validate :: Integer -> Bool
validate = undefined

-- Ex. 5
readCC :: String -> Integer
readCC = undefined

-- Ex. 6
showCC :: Integer -> String
showCC = undefined

-- Ex. 7
lookupIssuer :: String -> Integer -> IO String
lookupIssuer = undefined

-- Ex. 8
checkCC :: String -> IO ()
checkCC = undefined

-- Ex. 9: BONUS! Leave undefined if you do not do it.
toDigitsRevG :: (Integral a) => a -> a -> [a]
toDigitsRevG = undefined