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.
Print the input: https://docs.codewars.com/training/troubleshooting#print-input
Please don't raise issues this way. An issue is a bug in the kata. There is no bug here. This just means you returned
-1while the correct answer was6. See the troubleshooting guide: https://docs.codewars.com/training/troubleshooting/