#include #define rep(i, x) for(ll i = 0; i < x; i++) #define rep2(i, x) for(ll i = 1; i <= x; i++) #define all(a) (a).begin(),(a).end() using ll = long long; using ld = long double; using namespace std; signed main() { ll n; cin >> n; n %= 180; if (n == 90) { cout << "Yes\n"; } else { cout << "No\n"; } return 0; }