import java.util.Scanner;

public class Main{
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		while(sc.hasNext()){
			double p=sc.nextDouble();
			double q=sc.nextDouble();
			double p1=(1-p)*q;
			double p2=p*(1-q)*q;
			if(p1<p2) System.out.println("YES");
			else System.out.println("NO");
		}
	}
}