using iTextSharp.text.pdf;using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace TestIText{    class Program    {        static void Main(string[] args)        {           PdfReader readerTemp = new PdfReader(@"D:\_Number position.pdf");            PdfHelper.LocationTextExtractionStrategyEx pz = new PdfHelper.LocationTextExtractionStrategyEx();            iTextSharp.text.pdf.parser.PdfReaderContentParser p = new iTextSharp.text.pdf.parser.PdfReaderContentParser(readerTemp);            p.ProcessContent<PdfHelper.LocationTextExtractionStrategyEx>(1, pz);            Console.WriteLine(pz.GetResultantText());            Console.ReadLine();        }    }}