#include using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (int)(n); i++) void solve() { ll n; string s; cin >> n >> s; ll c = 0; bool ok = true; rep(i, n) { if (s[i] == '(') { c++; } else { c--; } ok &= c >= 0; } ok &= c == 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; }