Djasar

foreach (var directory in directories)
                {
                    foreach (string lines in TRlist)
                    {
                        if (directory.Name.Contains(lines) == true)

DirectoryInfo dir = new DirectoryInfo(config.localPath);
foreach (FileInfo file in dir.GetFiles("*.gz"))
	{
	if (file.Name.Contains("XX"))
			{
			Logger.log("Оставленные XX " + file);
			}
			else
			{
			File.Delete(file.FullName);
			}
	}