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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.
Shadowing the sum built-in function is not a good practice.
Does MorseCode.get() function allows me to print all the valid morsecodes at the same time? If yes, tell me how. Newbie here, also in using an online IDE, thanks a lot. (Java)