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 didn't get the (i). Could you explain?
Hacker
Wow! It is very cool!
I thought I needed to have initial values for the dictionary - perhaps it is not necessary.
range(100) was just chosen to be big enough to pass all the tests.
I am far from an expert coder!
It's cool. Without recursion and the complexity of the algorithm is only O(n)
very nice one :)