C#集合Dictionary中按值的降序排列

 static void Main(string[] args)

{

            Dictionary<string, int> dt = new Dictionary<string, int>();

            dt.Add("美丽",);

            dt.Add("校园",);

            dt.Add("大学",);

            var result1 = from pair in dt select pair;

            foreach (KeyValuePair<string, int> pair in result1)

            {

                Console.WriteLine(pair.Key.ToString() + " " + pair.Value.ToString());

            }

            Console.WriteLine();

            var result2 = from pair in dt orderby pair.Value select pair;

            foreach (KeyValuePair<string, int> pair in result2)

            {

                Console.WriteLine(pair.Key.ToString()+" "+pair.Value.ToString());

            }

            Console.WriteLine();

            var result3 = from pair in dt orderby pair.Value descending select pair;

            foreach (KeyValuePair<string, int> pair in result3)

            {

                Console.WriteLine(pair.Key.ToString() + " " + pair.Value.ToString());

            }

            Console.Read();

    }