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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.
The extra s argument is not needed, put it on the same line as your return statement
Same issue - Expected: 0, instead got: 1111111; When i put only 1's in the array, code return 0. Cannot understand where is the mystake?
How did you do that?