package P159;

import java.util.Scanner;
import java.util.InputMismatchException;

public class P159 {
	
	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		float p = sc.nextFloat();
		float q = sc.nextFloat();
		
		float P1;
		float P2;
		
		P1 = (1-p)*q;
		P2 = p*q*(1-q);
		
		if (P1<P2) {
			System.out.println("YES\n");
		} else if (P1>P2) {
			System.out.println("NO\n");
		}
		
	}
}