Codewars is a community of developers, who are called Code Warriors (or just warriors), that train on improving their development skills. Think of it like a coding dojo - where developers train with ...
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23. Finish the solution so that it returns the sum of all the multiples of ...