SP9547 DPAIR - Counting d-pairs
Description
You're given a sequence A of N non-negative integers. Answer Q queries, where each query consists of two integers: a, b. The answer is number of pairs of integers i and j that satisfy these three conditions:
(1) 1
Input Format
First line of input contains integer N. Second line contains N integers representing sequence A. Third line is integer Q, number of queries. Next Q lines have 2 integers, a and b.
Output Format
In the i-th line output the answer for i-th query.