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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.
Thanks for the links! solved by eye and got some reading to do now
Thank you for including the websites in your comments
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finally a solution that doesn't use pattern guesses :)
i used factorial in python and it worked fine. try floor instead of ceil.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution