Notes

package lab4;

import java.util.Scanner;

public class Box extends Plate {
int length,breadth,height;

Box(int l1,int l2, int l3)
{
super(0,0);
this.length=l1;
this.breadth=l2;
this.height=l3;
}
void getBox()
{
Scanner in= new Scanner(System.in);
System.out.println("Enter Length Breadth and Height");
this.length= in.nextInt();
this.breadth= in.nextInt();
this.height= in.nextInt();
}
public void volume()
{
System.out.println("Volume of box= "+(length*breadth*height));
}
}
package lab4;

import java.util.Scanner;

public class WoodBox extends Box{

int ll,bb,ww,t;
WoodBox(int l1,int l2,int l3,int l4)
{
super(0,0,0);
this.ll= l1;
this.bb= l2;
this.ww= l3;
this.t= l4;
}
public void getWood()
{
Scanner in= new Scanner(System.in);
System.out.println("Enter Length Breadth, Height and thickness");
this.ll= in.nextInt();
this.bb= in.nextInt();
this.ww= in.nextInt();
this.t= in.nextInt();
}
public void woodVolume()
{
float f=((ll+t)*(ww+t)*(bb+t))-((ll*bb*ww));
System.out.println("Volume of wood= "+f);
}

public static void main(String args[])
{
//Scanner in =new Scanner(System.in);
WoodBox wb= new WoodBox(0,0,0,0);
wb.getPlate();
wb.plateArea();

wb.getBox();
wb.volume();

wb.getWood();
wb.woodVolume();


}
}