The Big Programming Thread - Page 143

package project.pkg2;
/**
 *
 * //   Author: KurtistheTurtle
 * //   Date: 6/13/12
 * //   Description: Calculate total number of types of coins per value under 99 cents
 */




import java.util.Scanner;
public class Project2 {

    
    
    public static void main(String[] args) {
        //declare variables
        int totalCents, quarters, dimes, nickels, pennies, iterations;
        iterations = 0;
        String choice = "y";
        //create a new scanner type
        Scanner sc = new Scanner(System.in);
        //while to see if they want to continue
        while (choice.equalsIgnoreCase("y"))
        { 
            System.out.println("Welcome to Change Calculator");

            //validate range and integer here
            totalCents = getInt(sc, prompt); <---problem is right here
            
            totalCents = sc.nextInt();
            
            quarters = totalCents/25; //calculate quarters
            totalCents = totalCents % 25; //capture the remainder
            
            dimes = totalCents / 10; //calculate dimes
            totalCents = totalCents % 10; //catch the remainder
            
            nickels = totalCents / 5; //calculate nickels
            totalCents = totalCents % 10; //catch the remainder
            
            pennies = totalCents - (5 * nickels);
            
            System.out.println("You have: ");
            System.out.println("Quarters: \t" + quarters);
            System.out.println("Dimes: \t\t" + dimes);
            System.out.println("Nickels: \t" + nickels);
            System.out.println("Pennies: \t" + pennies);
            
            iterations++;
            System.out.print("Do you want to continue? y/n: ");
            choice = sc.next();
            
        } // end of want to continue
        
        System.out.println("Iterations: " + iterations);
        
    } // end of main method

     public static int getInt(Scanner sc, String prompt)
            {
                prompt = "Enter Cents: 0-99";
                int i = 0;
                boolean isValid = false;
                while (isValid == false)
                { //while start
                  System.out.print(prompt);
                  if (sc.hasNextInt())
                        {
                            i = sc.nextInt();
                            isValid = true;
                        } 
                  else 
                        {
                            System.out.print("Error! Invalid Input. Try Again.");
                        }
                  sc.nextLine(); //discard the entire line
                } //isValid while end
                return i;
            } //getInt end
        

} //class