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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.
How so? Integer multiplication and division by two are internally realized using bit shifts:
Which of these is better? (In my own experiments, I found only a negligible speed difference < 1%)
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Seems like some sort of a platform issue. It has nothing to do with the kata itself.
Me neither but I'm glad it's working for you now. The kata hasn't been changed a bit so most likely it was an issue with the platform.
Tried again and now is working, can´t understand. Thanks.
I don't see any problems with the kata. I just copied and pasted the code you showed character to character and it passes all the tests with flying colors.
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