java 求圆锥

最新推荐文章于 2022-01-29 18:13:03 发布

LeeYtongxue

最新推荐文章于 2022-01-29 18:13:03 发布

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CC 4.0 BY-SA版权

本文链接：https://blog.youkuaiyun.com/LeeYtongxue/article/details/69524908

本文介绍了一个简单的Java程序，用于创建圆和圆柱对象，并计算圆柱的体积。通过定义Circle和Yuanzhui（圆柱）类，演示了如何设置圆的半径以及圆柱的高度，并基于这些属性计算出圆柱的体积。

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class Circle{
public double radius;
Circle(double radius){
  this.radius=radius;
}
public void setRadius(double radius){
  this.radius=radius;
}
public double getRadius(){
  return radius;
}
public double getArea(){
  double t;
  t=Math.PI*radius*radius;
  return t;
}
}
class Yuanzhui{
static Circle bottom;
static double height;
Yuanzhui(Circle b,double h){
  bottom=b;
  height=h;
}
Yuanzhui(Cylinder cy){
  bottom=cy.bottom;
  height=cy.height;
}
public void setBottom(Circle b){
  bottom=b;
}
public void setHeight(double h){
  height=h;
}
public Circle getBottom(){
  return bottom;
}
public double getHeight(){
  return height;
}
static double getVolume(){
  return 1/3.0*height*bottom.getArea();
}
}
class Example02{
public static void main(String args[]){
  Circle c1=new Circle(5);
  Yuanzhui cy=new Yuanzhui(c1,2);
  System.out.print(Yuanzhui.getVolume());
}
}