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.
I have the same issue, dont know why it is happening
@k2coder you had single and double quotes there, use only one kind.
I had the same issue. I was using print() for the output. When I used return, test cases passed.
Can't say much without seeing your code. Mark it as having spoiler content if you post it.
Not easy to follow your code if you don't use proper markup
You can use print to see what the input is.