Construct Reduce Convert

Section

input = "42"

input |> to_string()

defmodule CRC do
  def new(input) do
    String.to_integer(input)
  end

  def add(acc, item) do
    acc + item
  end

  def show(acc) do
    "The ants arrrrr is #{acc}"
  end
end

input 
|> CRC.new() 
|> CRC.add(1)
|> CRC.add(1)
|> CRC.add(-1)
|> CRC.show()

list = [1, 1, -1]
reducer = &CRC.add/2
Enum.reduce(list, CRC.new(input), reducer)
|> CRC.show()