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

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