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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.
+1 for checking for illegal
nvalues. But it seems that condition(n < 1)isn't correct becausencan be equal to zero.Empty string is a string literal, and it will be stored in internal string pool, available for reuse. So it won't be garbage-collected, at least not as usual objects.