c++ odev

public static StreamReader dosyadanOku(string path) 
         { 
             dosyam = new FileStream(path, FileMode.Open, FileAccess.Read); 
             okuma = new StreamReader(dosyam, Encoding.GetEncoding("iso-8859-9")); // "windows-1254" 
             return okuma; 
         } 
  
 public static void secileniSil(string path, int index) 
         { 
             int i = 0; 
             List<string> lst = new List<string>(); 
             string str; 
             StreamReader rdr = dosyadanOku(path); 
             while (true) 
             { 
                 if (i != index) 
                 { 
                     if (!String.IsNullOrEmpty(str = rdr.ReadLine())) 
                         lst.Add(str); 
                     else 
                         break; 
                 } 
                 else 
                     str = rdr.ReadLine(); 
                 i++; 
             } 
             okumayiKapat(); 
             FileStream f = new FileStream(path, FileMode.Truncate, FileAccess.Write); 
             yazma = new StreamWriter(f); 
             for (i = 0; i < lst.Count; i++) 
                 yazma.WriteLine(lst[i]); 
  
             yazma.Close(); 
             f.Close(); 
         }