using System;

public class Program

{

    public static void Main()

    {

        var data1 = new HolidayDateTime(15, 11, 0, 0);

        var data2 = new HolidayDateTime(07, 09, 0, 0);

        if(data1 >= data2)

            Console.WriteLine(data1 + " maior ou igual a " + data2);

        else 

            Console.WriteLine(data1 + " menor que " + data2);

        if(data1 > data2)

            Console.WriteLine(data1 + " maior que " + data2);

        else

            Console.WriteLine(data1 + " menor ou igual a " + data2);

    }

    private class HolidayDateTime

    {

        public readonly uint[] RangeValueDay = { 1, 31 };

        public readonly uint[] RangeValueMonth = { 1, 12 };

        public readonly uint[] RangeValueHour = { 0, 23 };

        public readonly uint[] RangeValueMinute = { 0, 60 };

        public uint Day { get; private set; }

        public uint Month { get; private set; }

        public uint Hour { get; private set; }

        public uint Minute { get; private set; }

        protected HolidayDateTime() {   }

        public HolidayDateTime(uint day, uint month, uint hour, uint minute)

        {

            //Guard.IntengerRangeInvalid((int)day, (int)RangeValueDay[0], (int)RangeValueDay[1], "O dia informado é inválido");

            //Guard.IntengerRangeInvalid((int)month, (int)RangeValueMonth[0], (int)RangeValueMonth[1], "O mês informado é inválido");

            //Guard.IntengerRangeInvalid((int)hour, (int)RangeValueHour[0], (int)RangeValueHour[1], "A hora informado é inválida");

            //Guard.IntengerRangeInvalid((int)minute, (int)RangeValueMinute[0], (int)RangeValueMinute[1], "O minuto informado é inválido");

            Day = day;

            Month = month;

            Hour = hour;

            Minute = minute;

        }

        public string DateFullToString() => Day + @"/" + Month + " " + Hour + ":" + Minute;

        public uint[] DateFullToArray() => new uint[] { Day, Month, Hour, Minute };

        public static bool operator ==(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => hdaydt1.Day == hdaydt2.Day && hdaydt1.Month == hdaydt2.Month && hdaydt1.Hour == hdaydt2.Hour && hdaydt1.Minute == hdaydt2.Minute;

        public static bool operator !=(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => hdaydt1.Day != hdaydt2.Day || hdaydt1.Month != hdaydt2.Month || hdaydt1.Hour != hdaydt2.Hour || hdaydt1.Minute != hdaydt2.Minute;

        public static bool operator >=(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => string.Compare(GetString(hdaydt1), GetString(hdaydt2)) >= 0;

        public static bool operator <=(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => string.Compare(GetString(hdaydt1), GetString(hdaydt2)) <= 0;

        public static bool operator >(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => string.Compare(GetString(hdaydt1), GetString(hdaydt2)) > 0;

        public static bool operator <(HolidayDateTime hdaydt1, HolidayDateTime hdaydt2) => string.Compare(GetString(hdaydt1), GetString(hdaydt2)) < 0;

        public override bool Equals(object hdt)

        {

            return this == (hdt as HolidayDateTime);

        }

        public override int GetHashCode()

        {

            return base.GetHashCode();

        }

        public override string ToString()

        {

            return GetString(this);

        }

        private static string GetString(HolidayDateTime hdt)

        {

            return hdt.Month.ToString("00") + hdt.Day.ToString("00") + hdt.Hour.ToString("00") + hdt.Minute.ToString("00");

        }

    }

}