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.
Assumes single-character markers.
Ah! You're right, thanks.
Instead of those lambdas you could just use
'add' => :+.This comment is hidden because it contains spoiler information about the solution
This is why Ruby is beautiful.
This isn't very Ruby. (1) you should use the builtin
fetch, (2) if not, you should useunlessstatements instead.