public class Question6Main {


	public static void main(String[] args) {
		ElectricalProduct ep=new ElectricalProduct(200, 30, 5, "abc", 123, 2100);
		ep.display();

	}
//
public class ElectricalProduct extends Product {
int wattage;
int voltageRange;
int price;


ElectricalProduct(int wattage,int voltageRange,int productId,String name,int categoryId,int unitPrice){
	super(productId, name, categoryId,unitPrice);
	this.wattage=wattage;
	this.voltageRange=voltageRange;


}

void display()
{
	System.out.println("Before modifications");
	System.out.println("Product id "+productId+" product name: "+name+" category id "+categoryId+" unit price "+unitPrice+" wattage"+wattage+" voltageRange"+voltageRange);
	Product p=new Product();
	p.unitPrice=10;
	wattage=400;
	System.out.println("After Modifications");
	System.out.println("Product id "+productId+" product name: "+name+" category id "+categoryId+" unit price "+p.unitPrice+" wattage"+wattage+" voltageRange"+voltageRange);
}

}
//


public class Product
{
	int productId;
	String name;
	int categoryId;
	int unitPrice;

	Product(){}
	 Product(int productId,String name,int categoryId,int unitPrice)
	{
		this.categoryId=categoryId;
		this.name=name;
		this.productId=productId;
		this.unitPrice=unitPrice;
	}





}