System.out.println("15. Interpreter: ");
HelloWorldInterpreter helloWorldInterpreter = new HelloWorldInterpreter();
helloWorldInterpreter.interpret("println('Hello Interpreter!')");
System.out.println("16. Iterator: ");
HelloWorldCharacterIterator helloWorldCharacterIterator = new HelloWorldCharacterIterator("Hello Iterator!".toCharArray());
while (helloWorldCharacterIterator.hasNext()) {
System.out.print(helloWorldCharacterIterator.next());
}
System.out.println();
System.out.println("17. Mediator: ");
HelloWorldInterjection helloWorldInterjection = new HelloWorldInterjection();