#include #include using namespace std; using namespace atcoder; using ll = long long; int T, N, A[202020]; void solve() { cin >> N; priority_queue, less> pq; for (int i = 1; i <= N; i++) { cin >> A[i]; pq.push(A[i]); } bool flag = true; int d1, d2, d3; while (!pq.empty()) { if (!pq.empty()) { d1 = pq.top(); pq.pop(); d1--; } else {flag = false; break;} if (!pq.empty()) { d2 = pq.top(); pq.pop(); d2--; } else {flag = false; break;} if (!pq.empty()) { d3 = pq.top(); pq.pop(); d3--; } else {flag = false; break;} if (d1 > 0) pq.push(d1); if (d2 > 0) pq.push(d2); if (d3 > 0) pq.push(d3); } if (flag) cout << "Yes" << endl; else cout << "No" << endl; } int main() { cin >> T; while (T--) solve(); return 0; }