class Supermarket
{
int price, discount; //global variables - non-static
String product_name; //global variables - non-static

public Supermarket(String product_name, int price, int discount) // parameterized constructor
{
this.price = price; //price = i1
this.discount = discount; 
this.product_name = product_name; 
}
public Supermarket(String product_name, int price)
{
this.price = price; //price = i1
this.product_name = product_name; 
}
public static void main(String[] args)
{
Supermarket product1 = new Supermarket("Good Day",10,2); 
Supermarket product2 = new Supermarket("Rice",55); 
//product1.product_name = "Good Day"; 
//product1.price = 10; //Assignment Operator
//product1.discount = 2; 
//product2.product_name = "rice"; 
//product2.price = 55; 

System.out.println(product1.product_name);
System.out.println(product2.product_name);

product1.buy(); //Method Calling Statement
product1.return_product(); 

}
public void buy()//Method Body / Definition
{
System.out.println("Buying "+product_name + " "+ (price-discount));
}
public void return_product()
{
System.out.println("Returning "+ product_name + " "+ price);
}


}