using System;

public class Program

{

    public static void Main(string[] args)

    { 

     double num = 25.00, num2 = 10.00, num3 = 40.00, num4 = 15.00, num5 = 10.00, num6 = 12.00, amount, cash, changeamount;

       Console.Write("\n\n");

       Console.WriteLine("* * * SINTANG KAN-ANAN * * *");

       Console.WriteLine("Menu of the day");

       Console.WriteLine("[1] Kare-kare - 25.00");

       Console.WriteLine("[2]Ginataang-gata - 10.00");

       Console.WriteLine("[3] Humba - 40.00");

       Console.WriteLine("[4] Dinuguan - 15.00");

       Console.WriteLine("[5] Rice - 10.00");

       Console.WriteLine("[6] Softdrinks - 12.00");

       Console.WriteLine("[x] Check out and payment");

       Console.Write("Enter menu # of your choice: ");

        num = int.Parse (Console.ReadLine());

       Console.Write("Enter menu # of your choice: ");

        num = int.Parse (Console.ReadLine());

       Console.Write("Enter menu # of your choice: ");

        num = int.Parse (Console.ReadLine());

       Console.Write("Enter menu # of your choice: ");

        num = int.Parse (Console.ReadLine());

       Console.Write("Enter menu # of your choice: ");

        num = int.Parse (Console.ReadLine());

         amount = (num + num2 + num3 + num4 + num5 + num6);

                Console.WriteLine("Please pay " + amount);

                Console.Write("Enter cash: ");

                cash = int.Parse(Console.ReadLine());

         if (cash < amount)

             {

                 Console.WriteLine ("Invalid amount");

                 Console.Write("Enter cash: ");

                 cash = int.Parse(Console.ReadLine());

             } 

        changeamount = (cash - amount);

                 Console.WriteLine("Your change is " + changeamount);

                 Console.WriteLine("THANK YOU!");       

    }

}