#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <map>
#include <vector>
#include <algorithm>
using namespace std;

//namaega184



int main(){
	double p,q;scanf("%lf%lf",&p,&q);
	double p1=(1.0-p)*q,p2=p*(1.0-q)*q;
	 
	if(p1<p2)printf("YES\n");
	else printf("NO\n");
	return 0;

}