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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 like the answers we were expected by some teachers at college, as if the language had not any library or function. Like a very bare and old C.
I was thinking the same, this solution doesn't accoun for neither 'ñ' nor 'áéíóú' nor 'ö', etc.
and then someone prints a string in another language