CSHARP

c# Program to check if a given year is leap year

// C# program to check
// for a leap year
using System;
 
class GFG
{
     
    static bool checkYear(int year)
    {
        // If a year is multiple of 400,
        // then it is a leap year
        if (year % 400 == 0)
            return true;
     
        // Else If a year is multiple of 100,
        // then it is not a leap year
        if (year % 100 == 0)
            return false;
     
        // Else If a year is multiple of 4,
        // then it is a leap year
        if (year % 4 == 0)
            return true;
        return false;
    }
         
    // Driver method
    public static void Main()
    {
        int year = 2000;
        Console.Write( checkYear(year)? "Leap Year" :
                                 "Not a Leap Year" );
    }
 
}
 
// This code is contributed by Sam007

c# leap year check

(DateTime.IsLeapYear(jaartal))