#include <vector>
#include <queue>
#include <deque>
#include <stack>
#include <algorithm>
#include <functional>
#include <iostream>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <ctime>
#include <cctype>
#include <string>

using namespace std;

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