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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.
This solution should not be used for the resolution of this kata with level 4
Not working for all random test case I think. :)
Using
countinstead ofsizeorlengthmakes a huge difference:counttraverses an Enumerable, so you're losing a lot of CPU time for nothing, especially on large collections.http://batsov.com/articles/2014/02/17/the-elements-of-style-in-ruby-number-13-length-vs-size-vs-count/
hahaha, good one!!
Cheater... :P