public class Animal
{
    public static void main(String[] args)
    {
        String letter = args[0];
        switch(letter)
        {
            case "A", "a" -> System.out.println("alligator");
            case "B", "b" -> System.out.println("bobcat");
            case "C", "c" -> System.out.println("carical");
            case "D", "d" -> System.out.println("dromedary");
            default -> System.out.println("No such annie-mule");
        }
        old(letter);
        System.out.println(statement(letter));
    }
    public static void old(String letter)
    {
        switch(letter)
        {
            case "A", "a":
                System.out.println("alligator");
                break;  //puts you out of the switch statement
            case "B", "b":
                System.out.println("bobcat");
                break;
            case "C", "c":
                System.out.println("carical");
                break;
            case "D", "d":
                System.out.println("dromedary");
                break;
            default:
                System.out.println("No such annie-mule");
        }
    }
    public static String statement(String letter)
    {
        String foo = switch(letter)
        {
            case "A", "a" -> "alligator";
            case "B", "b" -> "bobcat";
            case "C", "c" -> "carical";
            case "D", "d" -> "dromedary";
            default -> "No such annie-mule";
        };
        return foo;
    }
}