Righto, more programming things. Computer really really like balanced trees where the amount of leaves are equal on each side. Makes things easier to search through. But, they don’t have to be. As long as it still follows the rules, they can be one-sided too. So Since Rose is picking the leaves now, she can re-order her tree however she wants to that the most important items are in her reach.
So with this tree, she can grab the violin or laptop