class BIteratorTest {
	public static void main(String[] args) {
		BIterator b = new BIterator(97);
//		ReverseIterator<String> r = new ReverseIterator<>(b);
//		for (String bit : r) {
//			System.out.print(bit);
//		}
		while(b.hasNext()){
			System.out.print(b.next());
		}
	}
}