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.
guys I didn't get the boss here, it makes me confuse! what is the value for the boss?
This comment is hidden because it contains spoiler information about the solution
it gives mutation error, how to resolve that in python? I have used both remove and pop methods...
why not python here?