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.
It means the first green number is 1.
Your task is to write a function green that returns the nth green number, starting with 1 - green (1) == 1. What is meant by these? Cant see any logic here, so skipping for God`s sake...
What am i supposed to do here? Why so many people passed it without any normal explanation of the task??????