switch (d) {
      case MON: 
        System.out.println("This is tough.");
	break;
      case TUE: 
        System.out.println("This is getting better.");
	break;
      case WED: 
        System.out.println("Half way there.");
	break;
      case THU: 
        System.out.println("I can see the light.");
	break;
      case FRI: 
        System.out.println("Now we are talking.");
	break;
      default:
        System.out.println("Day off!");
	break;
    }