#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
using namespace std;

int main()
{
    double p, q;
    cin >> p >> q;

    double x = (1 - p) * q;
    double y = p * (1 - q) * q;

    if(x < y)
        cout << "YES" << endl;
    else
        cout << "NO" << endl;

    return 0;
}