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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.
yes u r right, I refactored my code and it's passed all test cases
Java, show fail test case while the input data should show true
int[] a= {2, 2, 3};
int[] b= {4, 9, 9};
the system expected the result to be false !!!!