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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.
Random tests are vulnerable to input modification.
Should work for random test cases - Expected: NaN, instead got: NaN
Please use
Test.assertApproxEquals
instead of rounding.Also, missed opportunity on exactly 1 level of nesting in the array.