 {     public static void main(String[] args) {         Scanner input = new Scanner(System.in);         System.out.println("How many shirts do you need?");         double shirts = input.nextInt();         if (shirts <= 0) {             System.out.printf("The extended cost is : $%.0f\n", (shirts * 00.00));             System.out.printf("The shipping charges are $00.00\n");             System.out.printf("The total cost is : $%.0f\n", (