Loading collection data...
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.
No random tests.
There's no point in using Lodash here. The same thing can be achieved using built-in array methods, and the solution will be practically the same.
The lodash usage tests can be bypassed easily.
As mentioned below, needs random tests.
Since it's a known duplicate, could you decomission it? You can yank it from the "Edit Kata" page, I believe.