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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 don't get it, in (8.1,5,3) and (1.99, 5, 3) in Javascript when the bigger number from the first two is substracted by the other the result for the first one is 3.09 and the other 3.01 which are both bigger than the margin 3.Why is the solution for the first one 1 and for the other -1?