Extreme Recursion with Binary Tree Topologies
How many binary tree topologies are possible given n nodes?
Tree In-Order Traversal to Next Node
Given a node in a binary tree, implement the algorithm for finding its next in-order node in the containing tree.
Fibonacci Series Dynamic Programming
Return the Nth element of the Fibonacci series (1, 1, 2, 3, 5, 8, 13, 21, ...) efficiently without using any FOR or WHILE loops.
Calculate your Social Graph Klout Score
Write the algorithm that LinkedIn.com uses to tell you how many professionals you have access to.