Q1 List vs vector?
Q2 finding sum of all elements is faster in wich data structure and why? (Compare between arrays and linked List)
Q3 Coding Question-
there is a directory. A directory can contain another directory as well as a file.
A directory can be deleted if it is empty.
we are given a function which will give us the list of paths of all the things present inside a directory if we provide it the path of that directory.
Another function is given which will take path and will return wether this is a directory or a file.
Another function delete is given which can delete the file at that path or directory if that directory is empty.

Question is u r given a directory and u have to tell wether that directory can be deleted or not.