import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int start = in.nextInt();//初始高度 double total = start; double end = start / Math.pow(2, 5); for (int i = 1; i < 5; i++) { total += start * (1 / Math.pow(2, i - 1)); } System.out.println(total); System.out.println(end); } }