#include<iostream>
#include<string>
#include<algorithm>
#include<cctype>
#include<set>
#include<bitset>
#include<math.h>
#include<map>
#include<queue>
#include<iomanip>
using namespace std;

int main(){
    float p, q, p1, p2;
    cin >> p >> q;
    // p0 = p*q
    p1 = (1-p)*q;
    p2 = p*(1-q)*q;
    cout << ((p1 < p2) ? "YES" : "NO") << endl;
}