题解HJ38 | #求小球落地后所经历的路程和反弹的高度#

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);

        Double x = Double.valueOf(in.nextLine());

        Double result = x;
        for (int i = 0; i < 4; i++) {
            result += x;
            x /= 2;
        }
        
        System.out.println(result);
        System.out.println(x/2);
    }
}