#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> VI;
typedef vector<VI> VVI;
#define REP(i, n)           for(int(i)=0;(i)<(n);++(i))
#define FOR(i, f, t)        for(int(i)=(f);(i)<(t);(++i))
#define RREP(i, n)          for(int(i)=(n)-1;(i)>=0;--(i))
const int MOD = int(1e9+7);

int N,M,W,H;
int res = 0;

int main(){
    do { cin.tie(0); ios_base::sync_with_stdio(false); } while(0);

    double p,q;
    cin >> p >> q;

    double p1 = (1-p) * q;
    double p2 = p * (1-q) * q;

    cout << (p1<p2?"YES":"NO") << endl;
    return 0;
}