Write a pseudocode function in terms of the ADT appointment book, described in Section $1\mathrm{.}4\mathrm{.}1$ of course textbook, for each of the following tasks. Do you need to add operations to the ADT to perform these tasks?

Change the purpose of the appointment at a given date and time.

Display all the appointments for a given date.

$2.$ Imagine that you have just left a store with a bag of groceries. You are concerned that the fragile items will not survive the trip home, so when you reach your car, you place those items into their own bag. If Bag is a class of bags, write C$++$ statements that remove all the items from store Bag and place them into one of two new bags, as follows: Place all occurrences of bread and eggs into fragile Bag, and all other items into grocery Bag. When you are done, store Bag should be empty. Assume that grocery items are represented by strings. write the program in C$++$