题解 | #求小球落地5次后所经历的路程和第5次反弹的高度#
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.*; // 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 scanner = new Scanner(System.in); scanner.useDelimiter("\n"); while (scanner.hasNextDouble()){ double i = scanner.nextDouble(); double high = i; for (int j = 2; j <= 5; j++) { i+= (2*high)/Math.pow(2,j-1); } System.out.println(i); System.out.println(high/Math.pow(2,5)); } } }