using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Dictionary<string, string> myDict = new Dictionary<string, string>()

        {

            { "key1", "value1" },

            { "key2", "value2" }

        };

        Test("test", FlattenDict(myDict));

    }

    public static void Test(string testName, params object[] args)

    {

        Console.WriteLine("Args = " + args.Length);

        Console.WriteLine();

        foreach (var arg in args)

        {

            Console.WriteLine(arg);

        }

    }

    private static string[] FlattenDict(Dictionary<string, string> myDict)

    {

        string[] myList = new string[myDict.Count * 2];

        int i = 0;

        foreach (var kvp in myDict)

        {

            myList[i]=kvp.Key;

            myList[i+1]=kvp.Value;

            i+=2;

        }

        return myList;

    }

}