#include <iostream>
#include <sstream>

using namespace std;

int main() {
  string str;
  string arr[2];
  
  getline(cin, str);
  stringstream ssin(str);
  
  int i = 0;
  while (i < 2) {
    ssin >> arr[i];
    ++i;
  }
  
  float p = stof(arr[0]);
  float q = stof(arr[1]);
  
  float p1 = (1-p) * q;
  float p2 = p * (1-q) * q;
  
  if (p1 < p2) {
    cout << "YES" << endl;
  } else {
    cout << "NO" << endl;
  }

}