added 2.Task3

HomeworksDircAndFile/Program.cs

@@ -4,7 +4,40 @@ internal class Program
     {
         static void Main(string[] args)
         {
-            Console.WriteLine("Hello, World!");
+            Console.Write("Fayl manzilini kiriting" +
+                "(Misol : D:\\papka nomi..\\Fayl nomi.docx) : ");
+
+            string path = Console.ReadLine();
+
+            Console.Write(" Nusxani ko'chirmoqchi bo'lgan" +
+                " fayl manzilini kiriting" +
+                "(Misol : D:\\papka nomi..\\) : ");
+
+            string newPath = Console.ReadLine();
+
+            CopyToFiels(path, newPath);
+        }
+
+        static void CopyToFiels(string path, string newPath)
+        {
+            var fileinfo = new FileInfo(path);
+
+            if(!File.Exists(newPath))
+            {
+                File.Create(newPath);
+            }
+
+            if(fileinfo.Exists)
+            {
+                fileinfo.CopyTo( newPath,true);
+
+                Console.WriteLine($" {path} fayldan {newPath} " +
+                    $"faylga nusxa ko'chirildi.");
+            }
+            else
+            {
+                Console.WriteLine($"Bunday fayl {path} mavjud emas");
+            }
         }
     }
 }