Simon followed up on Daniel Shiffman’s Binary Tree Coding Challenge and made his own version: he flipped the tree so that it grows from the bottom (and not from the top) and got rid of the numbers. “Could we please, please send this to Daniel?” he pleaded. I said he could create an issue on Daniel’s GitHub page, which he did:
https://github.com/CodingTrain/Rainbow-Topics/issues/526
Code: https://github.com/simon-tiger/binary-tree
The tree (refresh to get a new tree every time): https://simon-tiger.github.io/binary-tree/index.html
Flipping the tree:
Geeks out of the box 