using System;

using System.Collections.Generic;

using System.Linq;

using DateTime = System.DateTime;

​

public class Program

{

        public static int GetUniqueNumberAsPerDate()

        {

            string DateInString = DateTime.Now.ToString("yyMMdd");

            int result = int.Parse(DateInString);

            return result;

        }

        private static Dictionary<string, string> locations = new Dictionary<string, string>

        {

            {

                "gordoEchoNote1",

                "-264.1 6.2 119.5"

            },

            {

                "gordoEchoNote2",

                "-551.7 1.2 -160.5"

            },

            {

                "gordoEchoNote3",

                "12.6 11.8 49.7"

            },

            {

                "gordoEchoNote4",

                "239.6 -0.5 173.4"

            },

            {

                "gordoEchoNote5",

                "378.4 3.4 678.3"

            },

            {

                "gordoEchoNote6",

                "215.9 2.1 290.9"

            },

            {

                "gordoEchoNote7",

                "-148.3 0.4 424.1"

            },

            {

                "gordoEchoNote8",

                "-449.2 6.5 624.7"

            },

            {

                "gordoEchoNote9",

                "-287.0 7.0 676.6"

            },

            {

                "gordoEchoNote10",

                "36.9 4.7 501.2"

            },

            {

                "gordoEchoNote11",

                "31.5 21.0 682.8"

            },

            {

                "gordoEchoNote12",

                "40.9 -4.8 857.8"

            },

            {

                "gordoEchoNote13",

                "-8.4 1024.9 435.4"

            },

        };

        public static void Main()

        {

            DateTime now = DateTime.Now;

            string Year = now.ToString("yyyy");

            string Month = now.ToString("MM");

            string Day = now.ToString("dd");

            int uniqueNumber = GetUniqueNumberAsPerDate();

            Console.WriteLine("seed: " + uniqueNumber + " | Month: " + Month + " | Day: " + Day + " | Year: " + Year);    

            System.Random rand = new System.Random(uniqueNumber);

            List<string> GordoLocations = locations.Keys.ToList();

            string SelectedLocation = GordoLocations[rand.Next(GordoLocations.Count())];

            Console.WriteLine("Chosen Location: " + SelectedLocation + " | Position: " + locations[SelectedLocation]);    

        }

}

​