using System;

public class Program

{

    public static void Main()

    { 

        int[] SandwichCost ={1,2,3,4};

        int[] DrinksCost = {1,2,3};

        int TotalCost =0;

​

        Console.WriteLine("Welcome to Julia's sandwich shop!");

        Console.WriteLine("");

        String[]Sandwiches = {"hamsandwich", "beefsandwich", "chickensandwich", "vegsandwich"};

        String[]Drinks = {"Tea", "Coke", "Latte"};

        Console.WriteLine("Menu :" + System.Environment.NewLine);

        Console.WriteLine("1. Sandwiches");

        Console.WriteLine("2. Drinks");

        Console.WriteLine("");

        Console.WriteLine("Type 1 for Sandwiches or 2 for Drinks");

        int option = Convert.ToInt16(Console.ReadLine());

        while (option < 1 || option >= 3)

        {

        //Console.WriteLine("Choice not accepted");

        //option = Convert.ToInt16(Console.ReadLine());

        }

        switch (option)

        {

            case 1:

        for (int i=0; i < Sandwiches.Length; i++)

        {

        Console.WriteLine((i+1) + " " + Sandwiches[i]);

        }   

            break;

            case 2:

        for (int i=0; i < Drinks.Length; i++)

        {

        Console.WriteLine((i+1) + " " + Drinks[i]);

        }   

            break;

        }

        int Sandoption = Convert.ToInt16(Console.ReadLine());

        while (Sandoption < 1 || Sandoption >= 3)

        {

        Console.WriteLine("Choice not accepted");

        Sandoption = Convert.ToInt16(Console.ReadLine());

        }

        if (Sandoption == 1)

        {

        TotalCost = TotalCost + SandwichCost[0];

        }

        else if ( Sandoption == 2)

        {

        TotalCost = TotalCost + SandwichCost[1];

        }

        Console.WriteLine("Select a Drink");

        int Drinksoption = Convert.ToInt16(Console.ReadLine());

        while (Drinksoption < 1 || Drinksoption >= 3)

        {

        Console.WriteLine("Choice not accepted");

        Drinksoption = Convert.ToInt16(Console.ReadLine());

        }

        if (Drinksoption == 1)

        {

        TotalCost = TotalCost + DrinksCost[0];

        }

        else if ( Drinksoption == 2)

        {

        TotalCost = TotalCost + DrinksCost[1];

        }

        Console.WriteLine("Total Bill is £ " + TotalCost);

        }

​

        static void Sandwiches()

        {

            Console.WriteLine("1. hamsandwich      £1.00");

            Console.WriteLine("2. beefsandwich     £2.00");

            Console.WriteLine("3. chickensandwich  £3.00");

            Console.WriteLine("4. vegsandwich      £4.00");

        }

​

        static void Drinks()

        {

            Console.WriteLine("1. Tea    £1.00");

            Console.WriteLine("2. Coke   £2.00");

            Console.WriteLine("3. Latte  £3.00");   

        }

}

​