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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.
Yes. It's pretty improtant to create programs which give you answer on the same day you asked.
Are we really testing programming anymore?
Runtime performance is an advanced topic.
Read the whole sentence please.
Why?