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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 can't understand what's the author meading, so I brute force to solve it.
opps, I find the reason of my solution. Because the element of Array is number, not a string.
why my solutions always show TypeError: object Function ? i can't understand it.
I have no idea for this kata, who can tell me something about the key of it? opps, my brain is ill.
PS: English isn't my mother tongue, if there are some error in grammar, please help me. Thanks. I'm a chinese Coder.
ofcourse not, more than five test.
it's too hard for me. but i'm be interested in it.
哥们，你碉堡了