What is recursion? Let me explain by example: Suppose you wanted to find the prime factors of a number n.Say n = 12. Well, you can do that in your head. 2 x 2 x 3 = 12, and those are all prime ...

I am trying to figure out how to return the path to the result of a recursive search of a tree. I have no problems finding the correct element, but I'm not seeing how to propagate this back up ...