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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 goal is to learn with extra eyes on a problem.
People make a problem, then make a solution to the problem. Then people come along and revise the solution(or completely change it), which can also be revised.
Wait I don t get wat kumite is
An other approach is the use of regexp - I've posted my solution.
It's possible to do the two splits using a double loop