public IActionResult Meeting(MeetingViewModel data)
        {
            if (string.IsNullOrEmpty(data.Input) || data.Tracks < 1)
            {
                var output = new MeetingViewModel()
                {
                    Output = "No data was passed!"
                };
                return(View(output));
            }
            var input  = data.Input;
            var tracks = data.Tracks;

            _meeting.InitializeTracks(tracks);
            var inputList = _meeting.Read(input);

            _meeting.RegisterTalks(inputList);
            _meeting.Schedule();
            string result = _meeting.GetSchedule();

            data.Output = result;
            return(View(data));
        }