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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
I figured it out. Variable "result" is limited and unique to the scope of each function call.
Not sure if anyone is going to read this but how is this recursion able to retain the result list? Won't result be cleared each time permutations is run?
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No.
Elegant solution but it looks like it obtains all the divisors to n, rather than just prime divisors.