This UML diagram describes a data model for a contact system. ContactList can derive from or reuse any

container that we learned this week $($vector or list$)$ as long as it supports the operations listed.

Implement getPhoneList $($int category$)$ which accepts a value to be compared with a Contact's

category member for selection purposes. It uses an iterator to search the contactList and generate a

l

Company Chart, complete this exercise in one file.

Company Chart

toString$()$: string

$---$Recall the company chart

a$.$add a public getposition method which returns the position of the person

b$.$ Assuming you have a Vector and a Vector $,$ iterate through and generate a list of Positions that are not attached to a Person, call this list openPositions $.$