Here is one more about data structures: https://gist.github.com/73b62f3f34cb59a2913b https://gist.github.com/73b62f3f34cb59a2913b Rest, I think they are bit pe

Here is one more about data structures: https://gist.github.com/73b62f3f34cb59a2913b https://gist.github.com/73b62f3f34cb59a2913b Rest, I think they are bit personal.