using System;

public class Program

{

    public static void Main()

    {

        var startDate = DateTime.Parse("2019-03-11");

        var endDate = DateTime.Parse("2019-03-12 01:00:00");

        var test = endDate - startDate;

        var isOverOneDay = endDate - startDate > TimeSpan.FromHours(24);

        Console.WriteLine(test);

        Console.WriteLine(isOverOneDay);

        //Console.WriteLine("Hello World");

    }

}