Java program to check whether a year is leap or not

import java.util.*;

class leapYear
{
    public static void main(String s[])
    {
        Scanner sc = new Scanner(System.in);

        System.out.println("Enter a year to check whether it is leap year or not: ");
        int yr= sc.nextInt();

        if((yr % 4 == 0) && (yr % 100 == 0) && (yr % 400 == 0))
        {
            System.out.println("The year "+yr+" is a leap year.");
        }

        else
        {
            System.out.println("The year "+yr+" is not a leap year.");
        }

    }
}