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.
finally got it!
I don't know in Kotlin but in C++ looks like the node doesn't have any value, all it has is the next node. You can see that when they are instantiating the nodes in the tests, they only set the next and that's all.
thanks for reminding me of my oversight!
Fixed.