/* Problem URL: https://codeforces.com/contest/2106/problem/G1 */ #include using namespace std; #define V vector #define rmin(a, b) a = min(a, b) #define rmax(a, b) a = max(a, b) #define rep(i, lim) for (int i = 0; i < (lim); i++) #define nrep(i, s, lim) for (int i = s; i < (lim); i++) #define repv(i, v) for (auto &i : (v)) #define fillv(v) for (auto &itr_ : (v)) { cin >> itr_; } #define sortv(v) sort(v.begin(), v.end()) #define all(v) (v).begin(), (v).end() using vi = vector; using vvi = vector; using vvvi = vector; using vvvvi = vector; using ll = long long; using vl = vector; using vvl = vector; using vvvl = vector; using vvvvl = vector; template auto operator<<(ostream &os, const vector &vec)->ostream& { os << vec[0]; for (size_t i = 1; i < vec.size(); i++) { os << ' ' << vec[i]; } os << '\n'; return os; } template auto operator>>(istream &is, vector &vec)->istream& { for (auto &i : vec) { is >> i; } return is; } template auto operator<<(ostream &os, const vector> &vec)->ostream& { for (auto &i : vec) { os << i[0]; for (size_t j = 1; j < i.size(); j++) { os << ' ' << i[j]; } os << '\n'; } return os; } template auto operator>>(istream &is, vector> &vec)->istream& { for (auto &i : vec) { for (auto &j : i) { is >> j; } } return is; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t; cin >> t; while (t--) { int n; cin >> n; vvi graph(n); rep(i, n - 1) { int a, b; cin >> a >> b; a--, b--; graph[a].push_back(b); graph[b].push_back(a); } cout << "? 1 1 1" << endl; int ans; cin >> ans; if (ans > 1 || ans < -1) { cout << "? 2 1" << endl; ans = 0; } vi tmp(n); nrep(i, 1, n) { cout << "? 1 1 " << i + 1 << endl; int now; cin >> now; tmp[i] = now - ans; } int one = 0; if (ans == 0) { cout << "? 2 1" << endl; int fds; cout << "? 1 1 1" << endl; cin >> fds; if (fds == -2) { one = -1; } else { one = 1; } } else { one = ans; } tmp[0] = one; cout << "! "; repv(i, tmp) { cout << ' ' << i; } cout << endl; } }