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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.
No clue, maybe you're mistaking the input for that test? There is no fixed test with that input, so I can't really reproduce it.
Is
a
a consonant? The expected value should be 123 for that input string.I've solved it in Python and checked the control function, it expects 123 for that input string.