👉 Restacking in the context of data structures refers to a method of organizing and rearranging elements within a collection or list. It involves reordering the elements in such a way that they are in an order that is more intuitive, convenient, or aesthetically pleasing for display purposes. For example, if you have a list `lst` containing strings, you might use restacking to reorder it so that: ``` [10, 20, 30] ``` becomes
