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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 figured out and solved it! thanks for the advice!
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
'arr' is in fact a list so you dont have to create a new one and append all the numbers, you could have just put arr.sort instead of the list and the for loop. Still good answer!