class O3 {
	public static void main(String[] args) {
		double[] arr = new double[10];
		arr[0] = 10.0;
		int i;

		i = 1;
		while (i < arr.length) {
			arr[i] = arr[i-1] / 2;
			i += 1;
		}

		i = 0;
		while (i < arr.length) {
			System.out.println("arr["+i+"]: "+arr[i]);
			i += 1;
		}
	}
}