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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.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
The input range is not mentioned at all, which is a problem since random tests can go up to
32
, which leads to an unmentioned performance requirement (it makes a lot of solutions either time out or hit recursion limit).