Sudoku Results

using System;

namespace Sudoku_Results
{
    class Program
    {
        public static void Main(string[] args)
        {
            string time = string.Empty;

            double sumOfMinutes = 0;
            double sumOfSeconds = 0;
            int countOfGames = 0;
            double totalSeconds = 0;
            double averageSeconds = 0;

            while (true)
            {
                time = Console.ReadLine();
                if (time != "Quit")
                {
                    string[] hourAndMinute = time.Split(':');

                    double minutes;
                    bool hoursParse = double.TryParse(hourAndMinute[0], out minutes);
                    double seconds;
                    bool minutesParse = double.TryParse(hourAndMinute[1], out seconds);

                    sumOfMinutes += minutes;
                    sumOfSeconds += seconds;
                    countOfGames++;
                }
                else
                {
                    break;
                }
            }

            totalSeconds = (sumOfMinutes * 60 + sumOfSeconds);
            averageSeconds = Math.Ceiling(totalSeconds / countOfGames);

            if (averageSeconds < 720)
            {
                Console.WriteLine("Gold Star");
                Console.WriteLine("Games - {0} \\ Average seconds - {1}", countOfGames, averageSeconds);
            }
            else if (averageSeconds >= 720 && averageSeconds <= 1440)
            {
                Console.WriteLine("Silver Star");
                Console.WriteLine("Games - {0} \\ Average seconds - {1}", countOfGames, averageSeconds);
            }
            else
            {
                Console.WriteLine("Bronze Star");
                Console.WriteLine("Games - {0} \\ Average seconds - {1}", countOfGames, averageSeconds);
            }

        }
    }
}