Loading collection data...
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.
Please see this on how to write posts.
When looking for divisors, your loop can be much shorter. looping up to num/2 si too much.
This comment is hidden because it contains spoiler information about the solution