public class Receipt {
  public static void main(String[] args) {
    // Calculate total owed, assuming 8% tax / 15% tip
    System.out.println("Subtotal:");
    System.out.println(38 + 40 + 30);
    System.out.println("Tax:");
    System.out.println((38 + 40 + 30) * .08);
    System.out.println("Tip:");
    System.out.println((38 + 40 + 30) * .15);
    System.out.println("Total:");
    System.out.println(38 + 40 + 30 +
                       (38 + 40 + 30) * .08 +
                       (38 + 40 + 30) * .15);
  }
}