public class Hamburger
{
        private int combo; // 0 - NO; 1-YES
	private String toppings;
	private String customer;
	
	Hamburger(String customer_name)
	{
	   customer = customer_name;
	   toppings = "";
		combo=0;
	}
	
	public void eat()
	{
	}
	
	public void grill()
	{
	  System.out.println("Grilling....");
	}
	
	public void makeItACombo()
	{
		combo=1;
	}
	
	public void isThisACombo()
	{
                 if(combo==1)
		 	System.out.println("YES");
		 else
		   System.out.println("NO");
	}
	
	public void addTopping(String topping)
	{
	   toppings = toppings + ";" + topping;
	}
	
	public void printInfo()
	{
	   System.out.println("Toppings = " + toppings);
	}
	
	public void ready()
	{
		System.out.println(customer + ", your order is ready!");
	}
}