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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 have already got a headache trying to pass the performance test. I wrote two algorithms but no one could pass performance test.
Can you help me and tell what is the performance test?