Chapter 5, Problem 4AW

What will the following program display?

  public class ChangeParam

  {

   public static void main(String[] args)

   {

    int x = 1;

    double y = 3.4;

    System.out.println(x + “ ” + y);

    changeUs(x, y);

    System.out.printing (x + “ ” + y);

   }

   public static void changeUs(int a, double b)

   {

    a = 0;

    b = 0.0;

    System.out.println(a + ” ” + b);

   }

  }