#include using namespace std; // #pragma GCC target("arch=skylake-avx512") // #include // using namespace atcoder; // #define NDEBUG // #define _GLIBCXX_DEBUG #pragma region template // Define using ll = long long; using ull = unsigned long long; using ld = long double; template using pvector = vector>; template using rpriority_queue = priority_queue, greater>; constexpr const ll dx[4] = {1, 0, -1, 0}; constexpr const ll dy[4] = {0, 1, 0, -1}; constexpr const ll MOD = 1e9 + 7; constexpr const ll mod = 998244353; constexpr const ll INF = 1LL << 60; constexpr const ll inf = 1 << 30; constexpr const char rt = '\n'; constexpr const char sp = ' '; #define rt(i, n) (i == (ll) (n) -1 ? rt : sp) #define len(x) ((ll) (x).size()) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define mp make_pair #define mt make_tuple #define pb push_back #define eb emplace_back #define ifn(x) if (not(x)) #define elif else if #define elifn else ifn #define fi first #define se second #define uniq(x) (sort(all(x)), (x).erase(unique(all(x)), (x).end())) #define bis(x, y) ((ll) (lower_bound(all(x), y) - (x).begin())) using graph = vector>; template using wgraph = vector>>; bool __DIRECTED__ = true; bool __ZERO_INDEXED__ = false; istream &operator>>(istream &is, graph &g) { ll a, b; is >> a >> b; if (__ZERO_INDEXED__ == false) a--, b--; g[a].pb(b); if (__DIRECTED__ == false) g[b].pb(a); return is; } template istream &operator>>(istream &is, wgraph &g) { ll a, b; T c; is >> a >> b >> c; if (__ZERO_INDEXED__ == false) a--, b--; g[a].pb({b, c}); if (__DIRECTED__ == false) g[b].pb({a, c}); return is; } template bool chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template bool chmin(T &a, const T &b) { if (a > b) { a = b; return 1; } return 0; } // Debug #ifdef NDEBUG #define debug(...) #define dumpi(a, h, w) #define vdumpi(a, n) #define dump(a, h, w) #define vdump(a, n) #else #define debug(...) \ { \ cerr << __LINE__ << ": " << #__VA_ARGS__ << " = "; \ for (auto &&__i : {__VA_ARGS__}) cerr << "[" << __i << "] "; \ cerr << rt; \ } #define dumpi(a, h, w) \ { \ cerr << __LINE__ << ": " << #a << " = [" << rt; \ rep(__i, h) { \ if (__i) cerr << ",\n"; \ cerr << "["; \ rep(__j, w) { \ if (__j) cerr << ", "; \ if (abs(a[__i][__j]) >= INF / 2 and a[__i][__j] <= -INF / 2) cerr << '-'; \ if (abs(a[__i][__j]) >= INF / 2) cerr << "∞"; \ else \ cerr << a[__i][__j]; \ } \ cerr << "]"; \ } \ cerr << "\n]" << rt; \ } #define vdumpi(a, n) \ { \ cerr << __LINE__ << ": " << #a << " = ["; \ rep(__i, n) { \ if (__i) cerr << ", "; \ if (abs(a[__i]) >= INF / 2 and a[__i] <= -INF / 2) cerr << '-'; \ if (abs(a[__i]) >= INF / 2) cerr << "∞"; \ else \ cerr << a[__i]; \ } \ cerr << "]" << rt; \ } #define dump(a, h, w) \ { \ cerr << __LINE__ << ": " << #a << " = [" << rt; \ rep(__i, h) { \ if (__i) cerr << ",\n"; \ cerr << "["; \ rep(__j, w) { \ if (__j) cerr << ", "; \ cerr << a[__i][__j]; \ } \ cerr << "]"; \ } \ cerr << "\n]" << rt; \ } #define vdump(a, n) \ { \ cerr << __LINE__ << ": " << #a << " = ["; \ rep(__i, n) { \ if (__i) cerr << ", "; \ cerr << a[__i]; \ } \ cerr << "]" << rt; \ } #endif template istream &operator>>(istream &is, pair &p) { is >> p.first >> p.second; return is; } template ostream &operator<<(ostream &os, const pair &p) { os << p.first << ' ' << p.second; return os; } // Loop #define inc(i, a, n) for (ll i = (a), _##i = (n); i <= _##i; ++i) #define dec(i, a, n) for (ll i = (a), _##i = (n); i >= _##i; --i) #define rep(i, n) for (ll i = 0, _##i = (n); i < _##i; ++i) #define each(i, a) for (auto &&i : a) // Stream #define fout(n) cout << fixed << setprecision(n) struct io { io() { cin.tie(nullptr), ios::sync_with_stdio(false); } } io; // Speed #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native") #pragma GCC optimize("Ofast,unroll-loops") // Math inline constexpr ll gcd(const ll a, const ll b) { return b ? gcd(b, a % b) : a; } inline constexpr ll lcm(const ll a, const ll b) { return a / gcd(a, b) * b; } inline constexpr ll modulo(const ll n, const ll m = MOD) { ll k = n % m; return k + m * (k < 0); } inline constexpr ll chmod(ll &n, const ll m = MOD) { n %= m; return n += m * (n < 0); } inline constexpr ll mpow(ll a, ll n, const ll m = MOD) { ll r = 1; rep(i, 64) { if (n & (1LL << i)) r *= a; chmod(r, m); a *= a; chmod(a, m); } return r; } inline ll inv(const ll n, const ll m = MOD) { ll a = n, b = m, x = 1, y = 0; while (b) { ll t = a / b; a -= t * b; swap(a, b); x -= t * y; swap(x, y); } return modulo(x, m); } unsigned long long binary_gcd(unsigned long long x, unsigned long long y) { if (!x | !y) return x | y; unsigned long long cx = __builtin_ctzll(x), cy = __builtin_ctzll(y); x >>= cx, y >>= cy; while (x ^ y) { if (x > y) { x = (x - y) >> __builtin_ctzll(x ^ y); } else { y = (y - x) >> __builtin_ctzll(x ^ y); } } return x << min(cx, cy); } inline long long binary_gcd(long long x, long long y) { return binary_gcd((unsigned long long) (abs(x)), (unsigned long long) (abs(y))); } #define codeforces \ ll testcases; \ cin >> testcases; \ rep(testcase, testcases) #define gcj(s) cout << s << testcase + 1 << ": " #pragma endregion /** * @brief Succinct Indexable Dictionary(完備辞書) */ struct SuccinctIndexableDictionary { size_t length; size_t blocks; vector bit, sum; SuccinctIndexableDictionary() = default; SuccinctIndexableDictionary(size_t length) : length(length), blocks((length + 31) >> 5) { bit.assign(blocks, 0U); sum.assign(blocks, 0U); } void set(int k) { bit[k >> 5] |= 1U << (k & 31); } void build() { sum[0] = 0U; for (int i = 1; i < blocks; i++) { sum[i] = sum[i - 1] + __builtin_popcount(bit[i - 1]); } } bool operator[](int k) { return (bool((bit[k >> 5] >> (k & 31)) & 1)); } int rank(int k) { return (sum[k >> 5] + __builtin_popcount(bit[k >> 5] & ((1U << (k & 31)) - 1))); } int rank(bool val, int k) { return (val ? rank(k) : k - rank(k)); } }; template struct WaveletTree { struct Node { SuccinctIndexableDictionary sid; Node *ch[2]; Node() = default; Node(size_t length) : sid(length + 1), ch{nullptr} {} }; Node *root; Node *build(vector &v, vector &rbuff, int bit, int l, int r) { if (l >= r || bit == -1) return nullptr; Node *node = new Node(r - l); int left = 0, right = 0; for (int k = l; k < r; k++) { if (((v[k] >> bit) & 1)) { rbuff[right++] = v[k]; node->sid.set(k - l); } else { v[l + left++] = v[k]; } } for (int k = 0; k < right; k++) { v[l + left + k] = rbuff[k]; } node->sid.build(); node->ch[0] = build(v, rbuff, bit - 1, l, l + left); node->ch[1] = build(v, rbuff, bit - 1, l + left, r); return node; } WaveletTree() = default; WaveletTree(vector v) { vector rbuff(v.size()); root = build(v, rbuff, MAXLOG - 1, 0, v.size()); } int rank(Node *t, int l, int r, const T &x, int level) { if (l >= r || t == nullptr) return 0; if (level == -1) return r - l; bool f = (x >> level) & 1; l = t->sid.rank(f, l), r = t->sid.rank(f, r); return rank(t->ch[f], l, r, x, level - 1); } int rank(const T &x, int r) { return rank(root, 0, r, x, MAXLOG - 1); } T kth_smallest(Node *t, int l, int r, int k, int level) { if (l >= r || t == nullptr) return 0; int cnt = t->sid.rank(false, r) - t->sid.rank(false, l); bool f = cnt <= k; l = t->sid.rank(f, l), r = t->sid.rank(f, r); if (f) return kth_smallest(t->ch[f], l, r, k - cnt, level - 1) | ((T(1) << level)); return kth_smallest(t->ch[f], l, r, k, level - 1); } // k-th(0-indexed) smallest number in v[l,r) T kth_smallest(int l, int r, int k) { assert(0 <= k && k < r - l); return kth_smallest(root, l, r, k, MAXLOG - 1); } // k-th(0-indexed) largest number in v[l,r) T kth_largest(int l, int r, int k) { return kth_smallest(l, r, r - l - k - 1); } int range_freq(Node *t, int l, int r, T upper, int level) { if (t == nullptr || l >= r) return 0; bool f = ((upper >> level) & 1); int ret = 0; if (f) ret += t->sid.rank(false, r) - t->sid.rank(false, l); l = t->sid.rank(f, l), r = t->sid.rank(f, r); return range_freq(t->ch[f], l, r, upper, level - 1) + ret; } // count i s.t. (l <= i < r) && (v[i] < upper) int range_freq(int l, int r, T upper) { return range_freq(root, l, r, upper, MAXLOG - 1); } // count i s.t. (l <= i < r) && (lower <= v[i] < upper) int range_freq(int l, int r, T lower, T upper) { return range_freq(l, r, upper) - range_freq(l, r, lower); } // max v[i] s.t. (l <= i < r) && (v[i] < upper) T prev_value(int l, int r, T upper) { int cnt = range_freq(l, r, upper); return cnt == 0 ? T(-1) : kth_smallest(l, r, cnt - 1); } // min v[i] s.t. (l <= i < r) && (lower <= v[i]) T next_value(int l, int r, T lower) { int cnt = range_freq(l, r, lower); return cnt == r - l ? T(-1) : kth_smallest(l, r, cnt); } }; template struct CompressedWaveletTree { WaveletTree mat; vector ys; CompressedWaveletTree(const vector &v) : ys(v) { sort(begin(ys), end(ys)); ys.erase(unique(begin(ys), end(ys)), end(ys)); vector t(v.size()); for (int i = 0; i < v.size(); i++) t[i] = get(v[i]); mat = WaveletTree(t); } inline int get(const T &x) { return lower_bound(begin(ys), end(ys), x) - begin(ys); } int rank(const T &x, int r) { auto pos = get(x); if (pos == ys.size() || ys[pos] != x) return 0; return mat.rank(pos, r); } T kth_smallest(int l, int r, int k) { return ys[mat.kth_smallest(l, r, k)]; } T kth_largest(int l, int r, int k) { return ys[mat.kth_largest(l, r, k)]; } int range_freq(int l, int r, T upper) { return mat.range_freq(l, r, get(upper)); } int range_freq(int l, int r, T lower, T upper) { return mat.range_freq(l, r, get(lower), get(upper)); } T prev_value(int l, int r, T upper) { auto ret = mat.prev_value(l, r, get(upper)); return ret == -1 ? T(-1) : ys[ret]; } T next_value(int l, int r, T lower) { auto ret = mat.next_value(l, r, get(lower)); return ret == -1 ? T(-1) : ys[ret]; } }; signed main() { ll n; cin >> n; vector a(n); rep(i, n) cin >> a[i]; CompressedWaveletTree cwt(a); map res; rep(i, n) { ll c1 = cwt.range_freq(0, i, 0, a[i]); ll c2 = cwt.range_freq(i + 1, n, 0, a[i]); ll c3 = cwt.range_freq(0, i, a[i] + 1, INF); ll c4 = cwt.range_freq(i + 1, n, a[i] + 1, INF); ll c5 = cwt.range_freq(0, i, a[i], a[i] + 1); ll c6 = cwt.range_freq(i + 1, n, a[i], a[i] + 1); res[a[i]] += c1 * c2 + c3 * c4 + c5 * c6; } ll sum = 0; rep(i, n) { sum -= cwt.range_freq(0, i - 1, a[i], a[i] + 1); if (i != 0) sum += cwt.range_freq(i + 1, n, a[i - 1], a[i - 1] + 1); res[a[i]] -= sum; } vector> v = {{0, 0}}; each(it, res) v.push_back(it); sort(begin(v), end(v)); rep(i, v.size() - 1) v[i + 1].second += v[i].second; ll q; cin >> q; rep(i, q) { ll l, h; cin >> l >> h; ll hi = upper_bound(begin(v), end(v), make_pair(h, INF)) - begin(v) - 1; if (hi == -1) hi = 0; ll lo = upper_bound(begin(v), end(v), make_pair(l - 1, INF)) - begin(v) - 1; if (lo == -1) lo = 0; cout << v[hi].second - v[lo].second << rt; } }