6 docs tagged with "Binary Indexed Tree"

This document provides a solution where we need to design a ticketing system that can allocate seats.

This is a solution to the Count of Range Sum problem on LeetCode

This is a solution to the Queries on a Permutation With Key problem on LeetCode.

This is the solution of question Range Sum query - Mutable on leetcode

The problem is to reverse the pairs.

Problem Description