#include #include #include #include #include #include #include #include #include #include using ll = long long; using namespace std; int main() { ll t, n; cin >> t; for (int i = 0; i < t; i++){ cin >> n; vector a(n); for (int j = 0; j < n; j++) cin >> a[j]; while (a.size() >= 3){ sort(a.begin(), a.end(), greater()); a[0] -= a[2]; a[1] -= a[2]; a.erase(a.begin() + 2); if (a[1] == 0) a.erase(a.begin() + 1); if (a[0] == 0) a.erase(a.begin() + 0); } cout << ((a.size() == 0) ? "Yes" : "No") << endl; } }