#include <bits/stdc++.h>
#define PI 3.14159265359
#define NIL -1
using namespace std;
const int64_t MOD = 1e9 + 7;

int main() {
	double p, q;
	cin >> p >> q;

	double P1, P2;
	P1 = (1 - p) * q;
	P2 = p * (1 - q) * q;

	if (P1 < P2) {
		cout << "YES" << endl;
	}
	else {
		cout << "NO" << endl;
	}
}