#include <stdio.h>
 
int main(void) {
	double p, q, P1, P2;
 
	scanf("%lf %lf", &p, &q);
 
	P1 = q * (1 - p);
	P2 = p * (1 - q) * q;
 
	printf("%s\n", P1 < P2 ? "YES" : "NO");
 
	return 0;
}