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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 just followed a tip from someone else and used the ISO_8859_1 charset for output and it worked...
I also struggle with the 7th test.