import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int n = scanner.nextInt();
if(n % 400 == 0 || (n % 4 == 0 && n % 100 != 0)) {
System.out.println("yes");
} else {
System.out.println("no");
}
}
}