using System;

public static class assignment4

{

    public static void Main()

​

    {

        char flightCode;

        string[] seats = new string[11];

        for (int ii = 0; ii < seats.Length; ++ii)

        {

            seats[ii] = "null";

        }

        //int x = 0;

        //string cName;

        //int Seatnumber = 0;

​

        string seatAssign;

        do

        {

            Console.WriteLine("Enter 'b' or 'B' to Book a seat");

            Console.WriteLine("Enter 'c' or 'C' to Cancel a seat ");

            Console.WriteLine("Enter 'p' or 'P' Print the Seat Assignment");

            Console.WriteLine("Enter 'l' or 'L' to Print the List of available seats");

            Console.WriteLine("Enter 'q' or 'Q' to quit");

            //Prompt the user to enter transaction code

            Console.Write("Enter Transaction code =>  ");

            flightCode = Convert.ToChar(Console.ReadLine());

​

            switch (char.ToLower(flightCode))

            {

                /*case 'b':

                    Booking(seats);

                    Console.WriteLine("Enter Customer name");

                    cName = Convert.ToString(Console.ReadLine());

                    Seatnumber = FindCustomerSeat(seats, cName);

​

                    break;

​

​

                case 'c':

​

​

                    break;

​

                case 'p':

​

​

                    break;

                    */

​

                case 'l':

                    Console.WriteLine("empty seats are: ");

                    FindEmptySeat(seats);

​

                    break;

​

                default:

                    Console.WriteLine("Invalid Entry");

                    break;

​

​

​

​

​

            }

        } //Continue to ask user for input of transaction code until 'Q' is entered

        while (char.ToUpper(flightCode) != 'Q');

​

​

    }

​

    public static int FindEmptySeat(string[] seatAssign)

    {

    for(int ctr=0;ctr<12;++ctr)

        {

            if(seatAssign[ctr]=="null")

                return ctr;

        else

            return -1;

        }

    }

​

​

    public static int FindCustomerSeat(string[] seatAssign, string cName)

    {

​

        bool found = false;

        int location;

        int i = 0;

​

        for (i = 0; i < seatAssign.Length; ++i)

            if (cName == seatAssign[i])

            {

                found = true;

                location = i;

            }

​

        return i;

​

​

    }

​

​

​

    public static void Booking(string[] seatAssign)

    {

​

    }

​

    //public static void Cancel(string[] seatAssign)

    // {

​

​

​

    // }

​

    //public static void PrintSeatReservations(string[] seatAssign)

    // {

​

​

​

    // }

​

    // public static void PrintAvailableSeatNums(string[] seatAssign)

    // {

​

​

​

    // }

}

​