FirstClassof3 PPL

plus :: Double -> Double -> Double
plus x y = x +y

b1 :: [Double]
b1=[31,2,756,3]
b2 = [2,6..100]

-- init is everything except last one!

--EX. 1
hello :: String -> String
hello n = "Hello "++n ++" Great!!!"


--Ex. 2
vol :: Num a => a ->a -> a -> a
vol x y z = x*y*z

--Ex. 3a
doubleMe :: Num a => a -> a
doubleMe a = 2*a

--Ex. 3b

myNumbers :: [Integer]
myNumbers = [11,12..99]

--Ex. 3c
map doubleMe myNumbers --on Terminal

--Ex. 3d
mod13 :: [Integer]
mod13 list =