import java.util.Iterator;

class Testprogram {
    public static void main(String[] args) {
        Liste liste = new Liste();

        for (Integer s : liste) {
            System.out.println(s);
        }
    }
}

class Liste implements Iterable<Integer> {
    Integer[] arr;

    public Liste() {
        arr = new Integer[3];
        arr[0] = 4;
        arr[1] = 8;
    }

    @Override
    public Iterator<Integer> iterator() {
        return new Itr();
    }


    private class Itr implements Iterator<Integer> {
        int pos = 0;

        @Override
        public  boolean hasNext() {
            return pos < arr.length;
        }

        @Override
        public Integer next() {
            Integer skalReturnere = arr[pos];
            pos++;
            return skalReturnere;
        }


    }

}