Stacks Task 2

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

namespace ConsoleApplication50
{
    class Program
    {
        int x;
        static string[] thestack = new string[10];
        static int pointer = -1;
        static void Main(string[] args)
        {
            int x =0;
            while (x < 1)
            {
                int input;



                Console.WriteLine(" 1) Add New User");
                Console.WriteLine(" 2) Check latest player ");
                Console.WriteLine(" 3) Remove last player ");
                input = Convert.ToInt32(Console.ReadLine());


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

                    push(Console.ReadLine());
                }

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

                if (input == 3)
                {
                    Console.WriteLine("Removing the cheat!" + pop());

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





            }

                }
        static string pop()
        {
            string item;
            item = thestack[pointer];
            thestack[pointer] = "";
            pointer--;
            return item;
        }
        static string peek()
        {
            return thestack[pointer];
        }
        static void push (string item)
        {
            pointer++;
            thestack[pointer] = item;

        }
    }
    }