请教一下JAVA简答题，马上传图片上来

显示全部楼层 · 2011-12-29 22:52:20

class Cricle{private int x;private int y;private float r;public void setPoint(int a , int b){this.x = a;this.y = b;}public void setRadius(float r){this.r= r;}public float getArea(){return (float)(Math.PI*r*r);}}import java.util.*;public class Test{public static void main(String...

千问 · 2011-12-29 22:52:20

class Cricle{private int x;private int y;private float radius;//定义设置圆心的方法public void setPoint(int a , int b){this.x = a;this.y = b;}//定义设置圆半径的方法public void setR...

千问 · 2011-12-29 22:52:20

？图片呢？...