#include <bits/stdc++.h>
using namespace std;

const long long mul = 100000;

int main() {
    long double p, q;
    cin >> p >> q;
    long long P = llroundl(p * mul);
    long long Q = llroundl(q * mul);
    long long P1 = (mul - P) * Q * mul;
    long long P2 = P * (mul - Q) * Q;
    cout << (P1 < P2 ? "YES" : "NO") << endl;
}