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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.
https://stackoverflow.com/questions/13110602/calculate-number-of-a-letter-in-a-string-using-dart
He mades a different posible solutions. Then with the assert checks that all solutions are the same and ok.
Then returns a random solution that he made
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i didn't understand that
i am sory but i am new in the site and i don't know alot about it
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whhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhht greaaaaaaaaaaaaaaaat
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wow you work hard
wow that's great keep going
wow I don't understand it but it is great
that's great
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