计算球体积

package com.test;
import java.util.*;
import java.io.*;
public class Main
{
public static void main(String [] args)
{
Scanner sc=new Scanner(System.in);
double d,r;
String result;
while(sc.hasNextDouble())
{
r=sc.nextDouble();
d=(4.0/3)*3.1415927*Math.pow(r, 3);
result= String.format("%.3f",d);
System.out.println(result);
}
}
}