Method main

java/Chapter 9/Question9_6/QuestionA.java:35–41

(String[] args)

	}
	
	public static void main(String[] args) {
		Set<String> list = generateParens(4);
		for (String s : list) {
			System.out.println(s);
		}
		System.out.println(list.size());
	}

}