计算球体的体积。

// 来 自 时 代 J a v a - N o w J a v a . c o m

import java.util.Scanner;


public class Main

{

   // obtain radius from user and display volume of sphere

   public static void main(String[] args)

   {

      Scanner input = new Scanner(System.in);


      System.out.print("Enter radius of sphere: ");

      double radius = input.nextDouble();


      System.out.printf("Volume is %f%n", sphereVolume(radius));

   } 


   // calculate and return sphere volume

   public static double sphereVolume(double radius)

   {