using System;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var myFavoriteAnimalsJson = @"

        [

            {

                ""Dog"": {

                    ""cuteness"": ""7.123"",

                    ""usefulness"": ""5.2"",

                }

            },

            {

                ""Cat"": {

                    ""cuteness"": ""8.3"",

                    ""usefulness"": ""0"",

                }

            }

        ]";

        JArray animals = JArray.Parse(myFavoriteAnimalsJson);

        Console.WriteLine(animals[0]["Dog"]["cuteness"]);

        var dog = animals[0].SelectToken("Dog");

        Console.WriteLine(dog);

        Console.WriteLine(dog["cuteness"]);

        //foreach (KeyValuePair<string, string> kvp in animals[0])

        //{

        //  Console.WriteLine(kvp);

        //}

    }

}