//方法重载
class Cylinder{
private double radius;
private int height;
private double pi;
private String color;
public double SetCylinder(double r,int h){
radius=r;
height=h;
return r+h;
}
public void SetCylinder(String c){
color=c;
}
double area(){
return pi*radius*radius;
}
double volume(){
return area()*height;
}
public void show(){
System.out.println("圆柱颜色="+color);
}
}
public class text3 {
public static void main(String[] args){
Cylinder volu = new Cylinder();
volu.SetCylinder("红色");
System.out.println("高和半径之和="+volu.SetCylinder(2.5,5));
System.out.println("圆柱体面积="+volu.area());
System.out.println("圆柱体体积="+volu.volume());
volu.show();
}
}