Community driven content discussing all aspects of software development from DevOps to design patterns. The factorial of 5 is 120. The factorial of 10 is 3,628,800. Programmers can take one of two ...

Write a function called reverseString that takes in a string and returns the reversed version of the string. Be sure to use recursion in your solution. As a base case, you can check if the string is ...

Wait, you want to use factorials or you want to use recursion? A factorial-based approach would involve mapping 0.. (n! - 1) to different permutations. A recursive approach (which is what I would use) ...