//{{{ #include using namespace std; #define repX(a,b,c,x,...) x #define repN(a) repX a #define rep(...) repN((__VA_ARGS__,rep3,rep2,loop))(__VA_ARGS__) #define rrep(...) repN((__VA_ARGS__,rrep3,rrep2))(__VA_ARGS__) #define loop(n) rep2(i_,n) #define rep2(i,n) rep3(i,0,n) #define rep3(i,begin,end) for(int i=(int)(begin),i##_end=(int)(end);i=i##_end;--i) #define foreach(x,a) for(auto&x:a) using ll=long long; const ll mod=(ll)1e9+7; //}}} int main(){ double p, q; cin >> p >> q; bool ans = 1.0 - p < p * (1.0 - q); puts(ans ? "YES" : "NO"); return 0; }