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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.
你自己好好看看提议吧,然后看看给的例题
Do you understand the true meaning of the word "same"?
<a onclick="console.log("That's better :)")">I know
有bug,不需要这两个数组长度相同,只要能够找到就可以