Count the Integers (while (true))

using System;

namespace Купа
{
    class Program
    {
        static void Main(string[] args)
        {
           var counter = 0;

           try
           {
              while (true)
               {
                   int integer = int.Parse(Console.ReadLine());
                   counter++;
               }
           }
           catch
           {
               Console.WriteLine(counter);
           }
        }
    }
}