#include #include using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (int)(n); i++) void solve() { ll n; cin >> n; boost::multiprecision::cpp_int x = 4, now = 1; for (ll i = 2; i <= n; i++) { now *= x - 1; x *= 2; } bool ok = now % (x - 1) == 0; cout << (ok ? "Yes" : "No") << '\n'; } int main() { std::cin.tie(nullptr); std::ios_base::sync_with_stdio(false); int T = 1; for (int t = 0; t < T; t++) { solve(); } return 0; }