Leap Year Checking Program Using Java

import java.util.Scanner;

public class LeapYear {

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

int year;

boolean leapYear=isLeapYear(year);

if(leapYear==true){

System.out.println(year+" is a leap year");

}else{

System.out.println(year+" is not a leap year"};

}

public static boolean isLeapYear(int year) {

if (year < 1 || year > 9999) {

return false;

} else {

if (year % 4 == 0) {

if(year%100==0){

if(year%400==0){

return true;

}else{

return false;

}

}else{

return true;

}

}else{

return false;

}

}
}