Leap Year Check (Exercise)

using System;

class ConsoleTests
{
    static void Main()
    {
        Console.Write("Enter a year: ");
        int year = int.Parse(Console.ReadLine());
        DateTime check = new DateTime(year,01,01);
        double numberOfDays = new DateTime(check.Year, 12, 31).Subtract(check).TotalDays;
        Console.WriteLine(numberOfDays==364 ? "The year is not leap." : "The year is leap.");
    }
}