/*********************************************************************
*
*  Description:  This program compares the given phone bill
*                with Aunt Nellie's check.  It will state if the 
*                funds are unsufficient or what Aunt Nellie's change
*                should be in dollars, quarters, dimes, nickels,
*                and pennies.
*
*  Input:        Amount of phone bill and amount of
*                Aunt Nellie's check.
*
*  Output:       States that funds are insufficient, or breaks down
*                Aunt Nellie's change.
*
**********************************************************************/

#include<stdio.h>
#include<math.h>
main()
{
int dollars, quarters, dimes, nickels, pennies, intchange;
float phone_bill, check, change;
printf("Enter the amount of your phone bill.\n");  /** user prompt **/
scanf("%f", &phone_bill);
printf("[%7.2f]\n", phone_bill);
printf("Enter the amount of Aunt Nellie's check.\n"); /** prompt **/
scanf("%f", &check);
printf("[%7.2f]\n",check);
if(phone_bill>check)
    /** compares bill to check **/
  {printf("The check was insufficient to pay the phone bill.\n");
   printf("Don't go home!\n");
   printf("The check is for $%7.2f \n", check);
   printf("and the phone bill is $%7.2f.\n", phone_bill);
   }
  
else
   {
   printf("The phone bill is %7.2f, the check is %7.2f.\n",
                      phone_bill, check);
   change=check-phone_bill;  /** if check is enough, **/
                                /** determines change **/
   intchange=(int)(change*100);
   dollars=intchange/100;
   intchange=intchange-dollars*100;
   quarters=intchange/25;
   intchange=intchange-quarters*25;	
   dimes=intchange/10;
   intchange=intchange-dimes*10;
   nickels=intchange/5;
   intchange=intchange-nickels*5;
   pennies=intchange;
                       /** prints out change breakdown **/ 
   printf("The amount due Aunt Nellie is $%7.2f\n", change);
   printf("made up of %d dollars,\n", dollars);
   printf("%d quarters, %d dimes,\n", quarters, dimes);
   
printf("%d nickels, and %d pennies.\n", nickels, pennies);}
}