Di dieu aya conto kumaha ngagabungkeun dua file PDF dina C# ngagunakeun perpustakaan iTextSharp: ``` using System; using System.IO; using iTextSharp.text; using iTextSharp.pdf; namespace MergePDF { kelas Program {statis void Main(string[] args) { // Buka file PDF kahiji PdfReader1 = PdfReader1 anyar "; // Buka file PDF kadua PdfReader2 = PdfReader2 anyar "; // Nyiptakeun file PDF anyar pikeun nyerat file eusi dokumén PDF anyar; // PdfWriter = PdfWriter.GetInstance document, newStreamage file "(((((((((((((((((((((((((((((((((((((((
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