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.
The log appears above the test result, you're confusing the error message of one test with the input of the next one.
your code will failed in this testcase:
because you didn't think about some strings in front of the longest string ;-)