package main

import (
	"fmt"
)

var (
	p, q float32
)

func resolve() string {
	P1 := (1 - p) * q
	P2 := p * (1 - q) * q

	if P1 < P2 {
		return "YES"
	}
	return "NO"
}

func main() {
	fmt.Scanf("%f %f\n", &p, &q)
	fmt.Println(resolve())
}