using System;
using System.Collections.Generic;
using System.Linq;

class Magatro
{
    static void Main()
    {
        string[] s = Console.ReadLine().Split(' ');
        double p, q;
        p = double.Parse(s[0]);
        q = double.Parse(s[1]);
        double P1, P2;
        P1 = (1.0 - p) * q;
        P2 = p * (1.0 - q) * q;
        string ans = P1 < P2 ? "YES" : "NO";
        Console.WriteLine(ans);
    }
}