题解HJ38 | #求小球落地后所经历的路程和反弹的高度#
求小球落地5次后所经历的路程和第5次反弹的高度
https://www.nowcoder.com/practice/2f6f9339d151410583459847ecc98446
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); } }