package usb;

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String p = sc.next();
		String q = sc.next();
		System.out.println(solve(p,q) ? "YES" : "NO");
	}

	public static boolean solve(String ps,String qs) {
		double p = Double.valueOf(ps);
		double q = Double.valueOf(qs);
		double p1 = (1 - p) * q;
		double p2 = p * (1 - q) * q;
		return p1 < p2;
	}

}