BinarySearch is a Ruby gem that implements a self-balancing binary search tree using the Red-Black Tree algorithm. It provides a list-like interface with blazing-fast search, insertion, and deletion ...
Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in order. You may assume no duplicates in the array.
John Authers is a senior editor for markets and Bloomberg Opinion columnist. A former chief markets commentator at the Financial Times, he is author of “The Fearful Rise of Markets.” ...