#include <iostream>
#include <vector>
#include <algorithm>
#include <string>

#define REP(i, a, b) for (int i = int(a); i < int(b); i++)
#define dump(val) cerr << __LINE__ << ":\t" << #val << " = " << (val) << endl

using namespace std;

typedef long long int lli;

int main() {
    double p, q;
    cin >> p >> q;
//    double p0 = p * q;
    double p1 = (1 - p) * q;
    double p2 = p * (1 - q) * q;
//    dump(p0);
//    dump(p1);
//    dump(p2);
    cout << (p1 < p2 ? "YES" : "NO") << endl;
    return 0;
}