#include #include using namespace std; int main() { int n; cin >> n; double x = n * M_PI / 180; int k = (int)(x / (M_PI / 2)); while (k % 2 == 0 && k > 0) { x -= k * (M_PI / 2); k -= 2; } double t = tan(x); bool is_rational = false; for (int q = 1; q <= 100; q++) { int p = round(q * t); if (abs(p / (double)q - t) < 1e-9) { is_rational = true; break; } } cout << (is_rational ? "Yes" : "No") << endl; return 0; }