self built queue ##inprogress

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication51
{
    class Program
    {
        int x;
        static string[] thequeue = new string[11];
        static int frontpointer = 0;
        static int rearpointer = -1;

        static void Main(string[] args)
        {
            int x =0;
            while (x<1)
            {
                int input;

               Console.WriteLine(" 1) Add New Customer");
                Console.WriteLine(" 2) Check Next Customer to Be Served ");
                Console.WriteLine(" 3) Serve Next Customer ");
                input = Convert.ToInt32(Console.ReadLine());


                if (input == 1)
                {
                    Console.WriteLine("Please enter customer name");

                    enqueue(Console.ReadLine());
                }

                if (input == 2)
                {
                    Console.WriteLine("The latest customer is ... " + peek());
                }

                if (input == 3)
                {
                    Console.WriteLine("Serving the next customer " + dequeue());

                }
                Console.WriteLine("Would you like to continue?");
                string decision = Console.ReadLine();
                if (decision == "yes")
                {
                    x = 0;
                }
                else if (decision == "no")
                {
                    x = 1;
                }

            }
        }

        static void enqueue (string item)
        {


            rearpointer++;
            thequeue[rearpointer%10] = item;
        }

        static string dequeue()
        {
            string item;
            item = thequeue[frontpointer%10];
            thequeue[frontpointer] = "";
            frontpointer++;
            return thequeue[frontpointer];

        }
        static string peek()
    {
        return thequeue[frontpointer];
    }


    }

}