#Address Book

This program is a simple online address book to keep track of names, addresses, phone numbers, and birthdays of family members, close friends and certain business associates.

The following methods are defined for the AddressBook class:

1. loadData() – loads the data into the address book from a file
   

2. sort() – sort the address book by last name
   

3. print() – prints the list as specified in the output below
   

4. search() – search the address book by last name
   

5. display() – display one entry of a given person
   

####Input

Each entry in the address book given as an input by the user

Main Menu
A - Add an entry to your Address Book
R - Remove an entry from your Address Book
S - Show all entries in your Address Book
Q - Quit the Program

NAME
Lastname:
Middlename:
Firstname:
Category: [1-family member, 2-friend, 3-business associate]

ADDRESS
Street:
City:
Zipcode:

PHONE NUMBER
Number:

BIRTHDAY Month: [Numeric format]
Day:
Year:

####Output

List the address book in sorted order. Each entry specified as three lines