class BankAccount
{
   int    accNum;
   double balance;
};

public class struct_param
{
   public static void f( BankAccount x )
   {
      x.accNum = 888;
      x.balance = 9999.0;
   }

   public static void main(String[] argv)
   {
      BankAccount a;
   
      a = new BankAccount( );  // Create the objects

      a.accNum  = 123;
      a.balance = 1000.0;
   
      System.out.printf("a = (%d, %f)\n", a.accNum, a.balance);   
   
      f(a);              // Pass a 
 
      /* ===================================================
         Proof that objects in Java are passed by reference
         =================================================== */
      System.out.printf("a = (%d, %f)\n", a.accNum, a.balance);   
   }
}