#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; const int MAXN = (int) 5e5 + 10; int main() { int T, n, score; scanf("%d", &T); while (T--) { scanf("%d", &n); bool failed = false; bool perfect_score = false; int total_score = 0; for (int i = 0; i < n; i++) { scanf("%d", &score); if (score == 2) { failed = true; } if (score == 5) { perfect_score = true; } total_score += score; } double average = total_score / (double) n; printf(((not failed) and perfect_score and total_score >= 4 * n) ? "Yes\n" : "No\n"); } return 0; }