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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.
I'm just going to grab response that Chrono79 wrote which seems to relate.
Second argument (optional)
See the sample test: titleCase('the quick brown fox') there is no second argument there
Expected is the target value, the numbers you picked are wrong, because
85 + 37 != 117