using System;

​

​

    public class Program

    {

        public static void Main(string[] args)

        {

            string choice, skare, sgina, shum, sdin, sric, ssoft, stot = "";

            bool b = true;

            double karekare, ginataan, humba, dinuguan, rice, softdrinks, cash, change, total=0;

            do{

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

                Console.WriteLine("Menu of the day\n[1] Kare-Kare - 25.00\n[2] Ginataang-gata - 10.00\n[3] Humba - 40\n[4] Dinuguan - 15.00\n[5] Rice - 10.00\n[6] Softdrinks - 12.00\n[x] Check-out and payment");

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

                choice=Console.ReadLine();

                Console.WriteLine("\n");

                if (choice.Equals("1"))

                {

                    karekare = 25.00d;

                    total += karekare;

                    skare = "You chose: 1\n";

                    stot += skare;

                }

                else if (choice.Equals("2"))

                {

                    ginataan = 10.00d;

                    total += ginataan;

                    sgina = "You chose: 2\n";

                    stot += sgina;

                }

                else if (choice.Equals("3"))

                {

                    humba = 40.00d;

                    total += humba;

                    shum = "You chose: 3\n";

                    stot += shum;

                }

                else if (choice.Equals("4"))

                {

                    dinuguan = 15.00d;

                    total += dinuguan;

                    sdin = "You chose: 4\n";

                    stot += sdin;

                }

                else if (choice.Equals("5"))

                {

                    rice = 10.00d;

                    total += rice;

                    sric = "You chose: 5\n";

                    stot += sric;

                }

                else if (choice.Equals("6"))

                {

                    softdrinks = 12.00d;

                    total += softdrinks;

                    ssoft = "You chose: 6\n";

                    stot += ssoft;

                }

                else if (choice != "x")

                {

                    Console.WriteLine("\n\nInvalid Input!!!\nPlease select the following");

                }

            }while(choice!="x");

                     Console.Write("\n\nOrder History:\n{0}\n\n", stot);

                while(b = true){

                Console.Write("Please pay {0}\n", total);

                Console.Write("Enter cash: ");

                cash = Convert.ToDouble(Console.ReadLine());

                if(cash >= total){

                    change = cash - total;

                     Console.WriteLine("Your change is {0}",change);

                     break;

                }

                else

                {

                    Console.Write("Invalid Amount!\n\n");

                    b = true;               

                }

            }

        }

    }