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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.
看来你的疑惑已经被解答了^^
Your wife said the opposite to me 😎😎
My wife said the same thing... ;-)
it means your algorithm is not fast/efficient enough to run all the tests
you need to rethink your algo