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.
This comment is hidden because it contains spoiler information about the solution
As an example:
You can have 10 instances of "Apple"
You cannot have "Apple" instances of 10
Basically * is a method, which has to take in a number. It cannot perform it's function with a string.
Thank you, phaul, for the explanation, that is very interesting!
This comment is hidden because it contains spoiler information about the solution
Like this. .chars and .split("") will do the same thing.
This comment is hidden because it contains spoiler information about the solution