import java.util.Scanner;
    public class Ch04Ex02 {
       public static void main (String [] args) {
         Scanner input = new Scanner (System.in);
         double cost = 0.75 + 1.00;
         System.out.println ("Enter the diameter of the pizza in inches: ");
         double diameter = input.nextDouble();
         cost = cost + (0.05* (diameter * diameter));
         System.out.println ("The cost of making the pizza is: $"+ cost);
         input.close();     
      }
   }