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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.
Excellent kata. Seems a little tricky after a first read, but it just takes some thinking to get a clean solution out of it without too much code. Thanks!
Very clever alternative to the and comparison!
Though not requried by the prompt, this function has the advantage of working for strings where 'C' is not the first character (i.e. '...C...m...' , '.C......m', etc)