#include #include #include #include #include using std::cin; using std::cout; const char endl = '\n'; const int N = 1e5 + 5; int n, m, w[N], c[N], c1[N], c2[N], t; std::pair now, ans[N]; std::vector> q; inline int lowbit(int x) { return x & -x; } void add(int *c, int x, int y) { for (; x <= n; x += lowbit(x)) c[x] += y; } int sum(int *c, int x) { int res = 0; for (; x; x -= lowbit(x)) res += c[x]; return res; } void add(int x) { if (!c[x]++) add(c1, x, 1); add(c2, x, 1); } void del(int x) { if (!--c[x]) add(c1, x, -1); add(c2, x, -1); } int main() { std::ios::sync_with_stdio(false); cin.tie(nullptr); cin >> n >> m; for (int i = 1; i <= n; i++) { cin >> w[i]; } t = sqrt(n); for (int i = 1, l, r, a, b; i <= m; i++) { cin >> l >> r >> a >> b; q.push_back(std::make_tuple(i, l, r, a, b)); } std::sort(q.begin(), q.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 = 1; for (auto &e : q) { int id, l, r, a, b; std::tie(id, l, r, a, b) = e; while (i < r) add(w[++i]); while (i > r) del(w[i--]); while (j < l) del(w[j++]); while (j > l) add(w[--j]); ans[id] = std::make_pair(sum(c2, b) - sum(c2, a - 1), sum(c1, b) - sum(c1, a - 1)); } for (int i = 1; i <= m; i++) { cout << ans[i].first << ' ' << ans[i].second << endl; } return 0; }