311: Mainline

Now, you can use describe in a demonstration program:

public class Demonstrate { 
 public static void main(String argv[]) { 
  Movie m;  
  m = new Movie(4, 7, 3, 88); 
  m.describe(); 
  Symphony s = new Symphony(10, 9, 3, 66); 
  s.describe(); 
 } 
} 
--- Result --- 
Movie with rating 14 lasts 88 minutes 
Symphony with rating 22 lasts 66 minutes