gistfile1.md

Problem: 02

Write a function num_to_list/1 that takes a number and returns a string from 1 up to the number joined with commas, e.g:

num_to_list(10) #=> "1,2,3,4,5,6,7,8,9,10"

How about:

def num_to_list(n), do: 1..n |> Enum.join(",")

Problem 2 solution from elixirexperince.com