Coding Bat Recursion exercise (java)

How can I solve this problem recursively instead of using the replace method? I’m trying to get better a recursive methods. Given a string, compute recursively (no loops) a new string where all the …

Permutations with duplicates

Before I start, I have to apologize for bringing up another case of permutations with duplicates. I have gone through most of the search results and can’t really find what I am looking for. I have …