## 5 stories

Given a node in a binary tree, implement the algorithm for finding its next in-order node in the containing tree.

511 views

Return the Nth element of the Fibonacci series (1, 1, 2, 3, 5, 8, 13, 21, ...) efficiently without using any FOR or WHILE loops.

533 views

Write the algorithm that LinkedIn.com uses to tell you how many professionals you have access to.

454 views

How many binary tree topologies are possible given n nodes?

528 views

The first job is a chicken and egg problem. How can I get the first job that gives me experience, when the first job itself needs experience?

9,955 views