using System;

using CoordinateSharp;

using System.Collections.Generic;

​

​

public class Program

{

    public static void Main()

    {

        string[] customZonePoints = { "33 U 618217 5449158", "49.18356°N 16.62208°E", "49.18350°N 16.62233°E", "49.18369°N 16.62230°E", "49.18378°N 16.62245°E" };

​

        var intruder = new Coordinate(48.356,16.62230);

         var coords = new List<Coordinate>();

            foreach (var point in customZonePoints)

            {

                Coordinate coord;

                Coordinate.TryParse(point, out coord);

                coords.Add(coord);

            }

            var Points = coords.AsReadOnly();

            var GeoFence = new CoordinateSharp.GeoFence(coords);

        Console.WriteLine($"Point in polygon:{GeoFence.IsPointInPolygon(intruder)}");

    }

}