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package 矩形与正方形（LSP）;
/**
* 鐭╁舰绫伙紙闈?public锛?
* @author 方初阳
* @version 1.0
* @created 23-10月-2025 20:04:42
*/
class Rectangle implements Shape {
private double height;
private double width;
public Rectangle(){
}
public void finalize() throws Throwable {
*
* @param width
* @param height
public Rectangle(double width, double height){
@Override
public double getArea(){
return 0;
public void setHeight(double height){
public void setWidth(double width){
}//end Rectangle
