import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop, core.stdc.stdio; void main() { auto N = readln.chomp.to!int; auto A = readln.split.map!(to!int).array; auto B = A.dup.sort().uniq.array; int[int] compressor; foreach (i, e; enumerate(B)) { compressor[e] = i.to!int; } foreach (i; 0..N) { A[i] = compressor[A[i]]; } auto M = B.length.to!int - 1; auto st_left = new SegmentTree(M+1); auto st_right = new SegmentTree(M+1); auto st_same = new SegmentTree(M+1); auto st_ans = new SegmentTree(M+1); foreach (i; 1..N) { st_right.add(A[i], 1); } foreach (i; 1..N-1) { st_right.add(A[i], -1); st_left.add(A[i-1], 1); auto same = st_same.sum(A[i-1], A[i-1]); st_same.add(A[i-1], -same); st_same.add(A[i-1], st_left.sum(A[i-1], A[i-1]) * st_right.sum(A[i-1], A[i-1])); long ans = 0; if (A[i] > 0) { ans += st_left.sum(0, A[i]-1) * st_right.sum(0, A[i]-1) - st_same.sum(0, A[i]-1); } if (A[i] < M) { ans += st_left.sum(A[i]+1, M) * st_right.sum(A[i]+1, M) - st_same.sum(A[i]+1, M); } st_ans.add(A[i], ans); } auto Q = readln.chomp.to!int; foreach (q; 0..Q) { auto s = readln.split.map!(to!int); auto L = s[0]; auto R = s[1]; int hi, lo; hi = M+1; lo = -1; while (hi - lo > 1) { int mid = (hi + lo) / 2; if (B[mid] >= L) hi = mid; else lo = mid; } L = hi; hi = M+1; lo = -1; while (hi - lo > 1) { int mid = (hi + lo) / 2; if (B[mid] <= R) lo = mid; else hi = mid; } R = lo; if (L > M || R < 0) { 0.writeln; continue; } L = max(0, L); R = min(M, R); st_ans.sum(L, R).writeln; } } class SegmentTree { long[] table; int size; this(int n) { assert(bsr(n) < 29); size = 1 << (bsr(n) + 2); table = new long[](size); fill(table, 0); } void add(int pos, long num) { return add(pos, num, 0, 0, size/2-1); } void add(int pos, long num, int i, int left, int right) { table[i] += num; if (left == right) return; auto mid = (left + right) / 2; if (pos <= mid) add(pos, num, i*2+1, left, mid); else add(pos, num, i*2+2, mid+1, right); } long sum(int pl, int pr) { return sum(pl, pr, 0, 0, size/2-1); } long sum(int pl, int pr, int i, int left, int right) { if (pl > right || pr < left) return 0; else if (pl <= left && right <= pr) return table[i]; else return sum(pl, pr, i*2+1, left, (left+right)/2) + sum(pl, pr, i*2+2, (left+right)/2+1, right); } }