public class Main5 {

  // code for exercise 5
  
  private static final double MAGIC = -0.2;

  public static void main(String[] args) {
    double addResult = add(MAGIC, Math.abs(MAGIC));
    System.out.println(Util.twice(addResult));
  }

  private static double add(double x, double y) {
    return x + y;
  }

}