2021-10-04

The makes function takes in a number n and a list of numbers xs. It returns the number of ways to make n by adding the first number in the list to some other number later in the list.

makes :: Int -> [Int] -> Int
makes 12 [6,6] == 1
makes 11 [8,3,11,3] == 2
makes 2 [1,1,1,1] == 3 

Continue to Chapter 4 Discussion IV.