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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 don't understand what random tests are telling me,
I check in the IDE and everything works.
The same test passes successfully.
What does he see wrong? My code is extremely simple.
Faced this problem. Were you able to solve it?