Loading collection data...
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.
'Looks like you've solved it'
Do the problem first on an IDE like eclipse then transfer your code after you have solved it, that way you can easily debug your code.
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I mean
public static intThis comment is hidden because it contains spoiler information about the solution
You have to "return" the result, not to print it on the screen... Enough help;-)?
I'm assuming this is in Ruby? I don't know it... one for you Giacomo :D