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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.
It's a bug, there's no question about it.
At the very least having the basic tests behave the same way would be nice.
In C version it should be noted that returned string is a mutated input string, not a copy of it.
If string is copied via
strdup(), random tests are failing.