#ifndef HIDDEN_IN_VISUAL_STUDIO // 折りたたみ用 // 警告の抑制 #define _CRT_SECURE_NO_WARNINGS // ライブラリの読み込み #include using namespace std; // 型名の短縮 using ll = long long; // -2^63 ~ 2^63 = 9 * 10^18(int は -2^31 ~ 2^31 = 2 * 10^9) using pii = pair; using pll = pair; using pil = pair; using pli = pair; using vi = vector; using vvi = vector; using vvvi = vector; using vl = vector; using vvl = vector; using vvvl = vector; using vb = vector; using vvb = vector; using vvvb = vector; using vc = vector; using vvc = vector; using vvvc = vector; using vd = vector; using vvd = vector; using vvvd = vector; template using priority_queue_rev = priority_queue, greater>; using Graph = vvi; // 定数の定義 const double PI = acos(-1); const vi dx4 = { 1, 0, -1, 0 }; // 4 近傍(下,右,上,左) const vi dy4 = { 0, 1, 0, -1 }; const vi dx8 = { 1, 1, 0, -1, -1, -1, 0, 1 }; // 8 近傍 const vi dy8 = { 0, 1, 1, 1, 0, -1, -1, -1 }; const int INF = 1001001001; const ll INFL = 4004004004004004004LL; const double EPS = 1e-12; // 許容誤差に応じて調整 // 入出力高速化 struct fast_io { fast_io() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } fastIOtmp; // 汎用マクロの定義 #define all(a) (a).begin(), (a).end() #define sz(x) ((int)(x).size()) #define distance (int)distance #define Yes(b) {cout << ((b) ? "Yes\n" : "No\n");} #define rep(i, n) for(int i = 0, i##_len = int(n); i < i##_len; ++i) // 0 から n-1 まで昇順 #define repi(i, s, t) for(int i = int(s), i##_end = int(t); i <= i##_end; ++i) // s から t まで昇順 #define repir(i, s, t) for(int i = int(s), i##_end = int(t); i >= i##_end; --i) // s から t まで降順 #define repe(v, a) for(const auto& v : (a)) // a の全要素(変更不可能) #define repea(v, a) for(auto& v : (a)) // a の全要素(変更可能) #define repb(set, d) for(int set = 0; set < (1 << int(d)); ++set) // d ビット全探索(昇順) #define repp(a) sort(all(a)); for(bool a##_perm = true; a##_perm; a##_perm = next_permutation(all(a))) // a の順列全て(昇順) #define repit(it, a) for(auto it = (a).begin(); it != (a).end(); ++it) // イテレータを回す(昇順) #define repitr(it, a) for(auto it = (a).rbegin(); it != (a).rend(); ++it) // イテレータを回す(降順) #define smod(n, m) ((((n) % (m)) + (m)) % (m)) // 非負mod #define uniq(a) {sort(all(a)); (a).erase(unique(all(a)), (a).end());} // 重複除去 #define EXIT(a) {cout << (a) << endl; exit(0);} // 強制終了 // 汎用関数の定義 template inline ll pow(T n, int k) { ll v = 1; rep(i, k) v *= n; return v; } template inline bool chmax(T& M, const T& x) { if (M < x) { M = x; return true; } return false; } // 最大値を更新(更新されたら true を返す) template inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // 最小値を更新(更新されたら true を返す) // 演算子オーバーロード template inline istream& operator>> (istream& is, pair& p) { is >> p.first >> p.second; return is; } template inline ostream& operator<< (ostream& os, const pair& p) { os << "(" << p.first << "," << p.second << ")"; return os; } template inline istream& operator>> (istream& is, tuple& t) { is >> get<0>(t) >> get<1>(t) >> get<2>(t); return is; } template inline ostream& operator<< (ostream& os, const tuple& t) { os << "(" << get<0>(t) << "," << get<1>(t) << "," << get<2>(t) << ")"; return os; } template inline istream& operator>> (istream& is, tuple& t) { is >> get<0>(t) >> get<1>(t) >> get<2>(t) >> get<3>(t); return is; } template inline ostream& operator<< (ostream& os, const tuple& t) { os << "(" << get<0>(t) << "," << get<1>(t) << "," << get<2>(t) << "," << get<3>(t) << ")"; return os; } template inline istream& operator>> (istream& is, vector& v) { repea(x, v) is >> x; return is; } template inline ostream& operator<< (ostream& os, const vector& v) { repe(x, v) os << x << " "; return os; } template inline ostream& operator<< (ostream& os, const list& v) { repe(x, v) os << x << " "; return os; } template inline ostream& operator<< (ostream& os, const set& s) { repe(x, s) os << x << " "; return os; } template inline ostream& operator<< (ostream& os, const set>& s) { repe(x, s) os << x << " "; return os; } template inline ostream& operator<< (ostream& os, const unordered_set& s) { repe(x, s) os << x << " "; return os; } template inline ostream& operator<< (ostream& os, const map& m) { repe(p, m) os << p << " "; return os; } template inline ostream& operator<< (ostream& os, const map>& m) { repe(p, m) os << p << " "; return os; } template inline ostream& operator<< (ostream& os, const unordered_map& m) { repe(p, m) os << p << " "; return os; } template inline ostream& operator<< (ostream& os, stack s) { while (!s.empty()) { os << s.top() << " "; s.pop(); } return os; } template inline ostream& operator<< (ostream& os, queue q) { while (!q.empty()) { os << q.front() << " "; q.pop(); } return os; } template inline ostream& operator<< (ostream& os, deque q) { while (!q.empty()) { os << q.front() << " "; q.pop_front(); } return os; } template inline ostream& operator<< (ostream& os, priority_queue q) { while (!q.empty()) { os << q.top() << " "; q.pop(); } return os; } template inline ostream& operator<< (ostream& os, priority_queue_rev q) { while (!q.empty()) { os << q.top() << " "; q.pop(); } return os; } template inline vector& operator--(vector& v) { repea(x, v) --x; return v; } template inline vector& operator++(vector& v) { repea(x, v) ++x; return v; } // 手元環境(Visual Studio) #ifdef _MSC_VER #define popcount (int)__popcnt // 全ビット中の 1 の個数 #define popcountll (int)__popcnt64 inline int lsb(unsigned int n) { unsigned long i; _BitScanForward(&i, n); return i; } // 最下位ビットの位置(0-indexed) inline int lsbll(unsigned long long n) { unsigned long i; _BitScanForward64(&i, n); return i; } inline int msb(unsigned int n) { unsigned long i; _BitScanReverse(&i, n); return i; } // 最上位ビットの位置(0-indexed) inline int msbll(unsigned long long n) { unsigned long i; _BitScanReverse64(&i, n); return i; } template T gcd(T a, T b) { return b ? gcd(b, a % b) : a; } #define input_from_file(f) ifstream _is(f); cin.rdbuf(_is.rdbuf()); #define output_to_file(f) ofstream _os(f); cout.rdbuf(_os.rdbuf()); // 提出用(gcc) #else #define popcount (int)__builtin_popcount #define popcountll (int)__builtin_popcountll #define lsb __builtin_ctz #define lsbll __builtin_ctzll #define msb(n) (31 - __builtin_clz(n)) #define msbll(n) (63 - __builtin_clzll(n)) #define gcd __gcd #define input_from_file(f) #define output_to_file(f) #endif // デバッグ出力用 #ifdef _MSC_VER #define dump(x) cerr << "\033[1;36m" << (x) << "\033[0m" << endl; #define dumps(x) cerr << "\033[1;36m" << (x) << "\033[0m "; #define dumpel(a) { int _i_ = -1; cerr << "\033[1;36m"; repe(x, a) {cerr << ++_i_ << ": " << x << endl;} cerr << "\n\033[0m"; } #else #define dump(x) #define dumps(x) #define dumpel(v) #endif #endif // 折りたたみ用 //-----------------AtCoder 専用----------------- #include using namespace atcoder; //using mint = modint1000000007; //using mint = modint998244353; using mint = modint; // mint::set_mod(m); istream& operator>> (istream& is, mint& x) { ll x_; is >> x_; x = x_; return is; } ostream& operator<< (ostream& os, const mint& x) { os << x.val(); return os; } using vm = vector; using vvm = vector; using vvvm = vector; //---------------------------------------------- //【素因数分解】O(√n) /* * n を素因数分解した結果を pps に格納する. * * pps[p] = d : n に素因数 p が d 個含まれていることを表す. */ void factor_integer(ll n, map& pps) { // verify : https://algo-method.com/tasks/457 pps.clear(); for (ll i = 2; i * i <= n; i++) { int d = 0; while (n % i == 0) { d++; n /= i; } if (d > 0) pps[i] = d; } if (n > 1) pps[n] = 1; } //【カーマイケル関数】O(√n) /* * カーマイケル関数の値 λ(n) を返す. * * 利用:【素因数分解】 */ ll carmichael_lambda(ll n) { // verify : https://atcoder.jp/contests/jag2015summer-day4/tasks/icpc2015summer_day4_d // n を素因数分解した結果を pps に受け取る. map pps; factor_integer(n, pps); // λ(n) を計算する. ll res = 1; repe(pp, pps) { ll v; if (pp.first == 2) { int e = (pp.second >= 3 ? pp.second - 2 : pp.second - 1); v = pow(2, e); } else { v = (pp.first - 1) * pow(pp.first, pp.second - 1); } res = res / gcd(res, v) * v; } return res; } //【約数列挙】O(√n) /* * n の約数全てをリスト ds に昇順に格納する. */ void divisors(ll n, vl& ds) { // verify : https://algo-method.com/tasks/346 ds.clear(); if (n == 1) { ds.push_back(1); return; } ll i = 1; for (; i * i < n; i++) { if (n % i == 0) { ds.push_back(i); ds.push_back(n / i); } } if (i * i == n) ds.push_back(i); sort(all(ds)); } //【位数】O(√m) /* * m を法として a^x = 1 となる最小の自然数 x を返す.(なければ -1) * * 利用:【カーマイケル関数】,【約数列挙】 */ int ord(const mint& a) { // verify : https://atcoder.jp/contests/jag2015summer-day4/tasks/icpc2015summer_day4_d const int m = mint::mod(); // λ(m) を求める. ll lambda = carmichael_lambda(m); // λ(m) の約数が位数の候補となる. vl divs; divisors(lambda, divs); // λ(m) の約数を昇順に調べていく. repe(d, divs) { if (a.pow(d) == 1) { return (int)d; } } return -1; } int main() { // input_from_file("input.txt"); // output_to_file("output.txt"); int t; cin >> t; rep(hoge, t) { int n; cin >> n; mint::set_mod(2 * n - 1); cout << ord(2) << endl; } }