/* Program 2: Unit Price for Pizza */
/* Author: Dr. Michael A. Redmond */
/* Date: 09/07/99 */


int main() {
   /* define constants and variables */
   const double pi = 3.1415;
   double diameter;
   double radius;
   double area;
   
   double price;
   double unitPrice;

   /* start of real work */
   /* get pizza info from user */
   printf("What Size Pizza?        ");
   scanf("%lf",&diameter);
   printf("What is the Price?      $");
   scanf("%lf",&price);
   /* calculate pizza area */
   radius = diameter / 2;
   area = pi * radius * radius;

   /* calculate unit price */
   unitPrice = price / area;

   /* display results */
   /* printf("\n diameter: %6.0f radius: %6.2f  area: %6.2f price: %6.2f \n",
          diameter,radius,area,price);
    */
   printf("\nThe Cost Per Square Inch Is: $ %4.2f \n", unitPrice);

   return 0;
}