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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'm not sure how to optimize.. Can you provide some hint on how to find the next palindrome other than looping through all numbers and checking if each number is a palindrome?
Hi! I'm not sure what you mean by 'equal function'. Should the string representation of the functions be same to be considered equal function? Or view them as objects and do deep equality?