versocode

public static string ReadEndTokens(string path, Int64 numberOfTokens, Encoding encoding, string tokenSeparator) {

    int sizeOfChar = encoding.GetByteCount("\n");
    byte[] buffer = encoding.GetBytes(tokenSeparator);


    using (FileStream fs = new FileStream(path, FileMode.Open)) {
        Int64 tokenCount = 0;
        Int64 endPosition = fs.Length / sizeOfChar;