Inorder Successor, is a BST related problem and in this post we will see how we can solve this challenge in C++

find the inorder successor of a node if Right Subtree exist: Inorder successor is the leftmost node of right subtree else it is that last ancestral node whose left child is an ancestor of the key

Please check the main.cpp snippet for the solution.

This solution originally posted at: Github by @susantabiswas