class Main {
    public static void main(String args[]) {
		long bigDTime, littleDTime;

		{
			long start = System.nanoTime();
			Double d = 0.0;
			for (Double i = 0.0; i < 1432143.341; i += 0.1) {
				d += i;
			}
			long end = System.nanoTime();
			bigDTime = end - start;
			System.out.println(bigDTime);
		}

		{
			long start = System.nanoTime();
			double d = 0.0;
			for (double i = 0.0; i < 1432143.341; i += 0.1) {
				d += i;
			}
			long end = System.nanoTime();
			littleDTime = end - start;
			System.out.println(littleDTime);
		}

		System.out.println("D/d = " + (bigDTime / littleDTime));
	}
}