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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.
Hi,
No one will understand what the question is, it is impossible to tell: please clarify the description.
John is loading ammunition on the USS John is stupid. --> bad sentence structure. I'm not even sure if that is a sentence
The user can modify the input.
There are enough katas about counting items already.
The tests are bad: https://www.codewars.com/kata/reviews/5e5bf329bbcf3700018fc267/groups/5e5bf59abbcf3700018fc29e
list
is a name of a built-in, so it shouldn't be used as an argument name.