using System;

public class Program

{

    public static void Main()

    {

        int  x;

        int[] A=new int [100];

        for (int i =0; i <100;i++)

        {

        A[i]=i;

        }   

        Console.WriteLine("que posicion desea ver");    

        x =Int32.Parse(Console.ReadLine());

        Console.WriteLine(" posicion "+ x + " es " + A[x]);

    }}

​