17ex1.c

// Example program #1 from Chapter 17 of Absolute Beginner's Guide
//to C, 3rd Edition
// File 17ex1.c 

/* This program presents a menu of choices, gets the user's choice,
and then uses the switch statement to execute a line or two of code
based on that choice. (What the user wants to do is not truly 
implemented-it is just a series of stubs to teach the value of the 
switch statement.) */

#include <stdio.h>
#include <stdlib.h>

main()
{

	int choice;

	printf("What do you want to do?\n");
	printf("1. Add New Contact\n");
	printf("2. Edit Existing Contact\n");
	printf("3. Call Contact\n");
	printf("4. Text Contact\n");
	printf("5. Exit\n");
	do
	{
		printf("Enter your choice: ");
		scanf(" %d", &choice);
		switch (choice)
		{
			case(1): printf("\nTo add you will need the ");
			   printf("contact's\n");
			   printf("First name, last name, and number.\n");
			   break;
			case (2): printf("\nGet ready to enter the name of ");
			   printf("name of the\n");
			   printf("contact you wish to change.\n");
			   break;
			case (3): printf("\nWhich contact do you? ");
			   printf("wish to call?\n");
			   break;
			case (4): printf("\nWhich contact do you ");
			   printf("wish to text? \n");
			   break;
			case (5): exit(1); // Exists the program early

			default: printf("\n%d is not a valid choice.\n", choice);
			         printf("Try again. \n");
			         break;
		}
	} while ((choice < 1) || (choice > 5));

	return 0;
}