Practice set ch10

 package com.company;

class Rectangle{
    public double getLength() {
        return length;
    }
    public void setLength(double length) {
        this.length = length;
    }
    public double getBreadth() {
        return breadth;
    }
    public void setBreadth(double breadth) {
        this.breadth = breadth;
    }
    public double length;
    public double breadth;
    public Rectangle(int l,int b){
        this.length=l;
        this.breadth=b;
        System.out.println(length);
        System.out.println(breadth);
    }
    public double area(){
        return length*breadth;
    }
    public double perimeter(){
        return 2*(length+breadth);
    }
}
class cuboid extends Rectangle{
    public double getHeight() {
        return height;
    }
    public void setHeight(double height) {
        this.height = height;
    }
    public double height;
    public cuboid(int x,int y,int z) {
        super(x, y);
        this.height = z;
        System.out.println(length+breadth+height);
    }
        public double volume(){
            return length*breadth*height;
        }
}
//class circle1{
//    public int r;
//    public circle1(){
//        System.out.println("hello non para");
//    }
//    public circle1(int r){
//        this.r=r;
//        System.out.println(" I am circle with parameter with "+r);
//    }
//    public double area(){
//        return Math.PI*r*r;
//    }
//    public double perimeter(){
//        return 2*Math.PI*r;
//    }
//}
//class cylinder1 extends circle1{
//    public int height;
//    public cylinder1(int r,int h){
//        super(5);
//        this.height=h;
//        System.out.println("I am cylinder with radius "+r);
//    }
//    public double volume(){
//        return Math.PI*r*r*height;
//    }
//}
public class CWH_52_Chapter_10_ps {
    public static void main(String[] args) {

//        Problem 1
//      circle1 obj1=new circle1(5);
//       cylinder1 obj=new cylinder1(51,6);
//
//       Problem 2
        Rectangle obj= new Rectangle(4,5);
        cuboid obj1= new cuboid(2,4,6);


    }
}