public class TestChecking
{
   public static void main( String[] args )
   {
      CheckingAccount acc1 = new CheckingAccount();
      CheckingAccount acc2 = new CheckingAccount();


      acc1.deposit( 1000.0 );  // Uses deposit() inherited from BankAccount
      acc2.deposit( 400.0 );

      System.out.println( "acc1: " + acc1 ); // Uses toString() inherited
      System.out.println( "acc2: " + acc2 ); // from BankAccount


      acc1.transfer( acc2, 100.0 );  // Uses added method in CheckingAccount !
 
      System.out.println( "After acc1.transfer( acc2, 100.0 );");
      System.out.println( "acc1: " + acc1 );
      System.out.println( "acc2: " + acc2 );
   }
}