#include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define INF (1 << 30) #define INFLL (1LL << 60) int main() { double a,b; cin >> a >> b; a = 1.0 - a; b = 1.0 - b; if(a*b < b) cout << "YES" << endl; else cout << "NO" << endl; return 0; }