Create user_interface.c and implement your user-interface.

Define the following item in the main function:

and pass it or its address to the database functions.

MENU

The transactions must be formatted in this form.

• Display an introductory message at the beginning.
• Display instructions for the menu and the menu options.
• The user must be able to specify the menu option by typing the option name (menu options to implement are listed below).
• If needed for the selected menu option, collect the appropriate information from the user (e.g., account # etc).
• Display the results
• Unless the user chose to quit the program, display the menu and ask for a menu option again.

The following menu options must be available:

• add: Add a new record in the database
• printall: Print all records in the database
• find: Find record(s) with a specified account #
• delete: Delete existing record(s) from the database using the account # as a key
• quit: Quit the program

• Prototype for the function is

struct record * start = NULL; : : : void getaddress (char [ ], int); struct record * start = NULL; : : : void getaddress (char [ ], int)