#include #include #include #include #include using std::cin; using std::cout; const char endl = '\n'; const int N = 1e5 + 5; int n, q, a[N], c1[N], c2[N], t, ans[N]; std::vector> qs; int main() { std::ios::sync_with_stdio(false); cin.tie(nullptr); cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } t = sqrt(n); cin >> q; for (int i = 1, l1, r1, l2, r2; i <= q; i++) { cin >> l1 >> r1 >> l2 >> r2; qs.push_back(std::make_tuple(i, r1, r2, 1)); qs.push_back(std::make_tuple(i, r1, l2 - 1, -1)); qs.push_back(std::make_tuple(i, l1 - 1, r2, -1)); qs.push_back(std::make_tuple(i, l1 - 1, l2 - 1, 1)); } std::for_each(qs.begin(), qs.end(), [&](auto &x) { int &l = std::get<1>(x), &r = std::get<2>(x); if (l > r) std::swap(l, r); }); std::sort(qs.begin(), qs.end(), [&](auto a, auto b) { int p = std::get<1>(a) / t, q = std::get<1>(b) / t; int x = std::get<2>(a), y = std::get<2>(b); return p == q ? p & 1 ? x < y : x > y : p < q; }); int i = 0, j = 0, res = 0; for (auto &e : qs) { int id, l, r, x; std::tie(id, l, r, x) = e; while (i < r) res += c1[a[++i]], c2[a[i]]++; while (i > r) res -= c1[a[i]], c2[a[i--]]--; while (j < l) res += c2[a[++j]], c1[a[j]]++; while (j > l) res -= c2[a[j]], c1[a[j--]]--; ans[id] += x * res; } for (int i = 1; i <= q; i++) { cout << ans[i] << endl; } return 0; }