text: public static void Main(string[] args){if (args.Length < 1){throw new ArgumentException();}QualityQueriesFinder qqf = new QualityQueriesFinder(FSDirectory.Open(new DirectoryInfo(args[0])));string[] q = qqf.BestQueries("body", 20);for (int i = 0; i < q.Length; i++){Console.WriteLine(newline + FormatQueryAsTrecTopic(i, q[i], null, null));}}