JAVA编程中求圆的面积怎么写?

显示全部楼层 · 2019-3-19 18:23:38

import java.util.Scanner；//java并不直接支持控制台输入，但可以使用Scanner类建立它的对象，已读取来System.in的输入public class KongZhi {public static void main(String[] args) {Scanner input = new Scanner( System.in)；System.out.println("Enter a number for radius: ")；double radius = input...

千问 · 2019-3-19 18:23:38

JAVA编程中求圆的面积代码如下：import java.util.Scanner; public class yuan { public static void main(String[] a...

千问 · 2019-3-19 18:23:38

JAVA编程中求圆的面积如下：import java.util.*;public class Circle {public static void main(String[] args) {dou...

千问 · 2019-3-19 18:23:38

import java.util.*;public class Circle {public static void main(String[] args) {double r;System.out.print("输入圆的半径：");Scanner s=new Scanner(System.in);r=s.nextDouble...

千问 · 2019-3-19 18:23:38

import java.io.*; import java.util.*; abstract class VolumeArea { double pi = 3.14169; abstract float volume(double r); abstract float area(double r); } pub...