A Binary Tree is a tree data structure in which each node has at most two children, which are referred to as the left child and the right child and the topmost node in the tree is called the root.

In this post, we have list out commonly asked interview questions that uses binary tree -

• Check if two...

Below is the list of top 25 programming puzzles commonly asked in a technical interviews -

1. Add two numbers without using addition operator | 4 methods
2. Implement power function without using multiplication and division operators...

Dynamic Programming is a method for solving a complex problem by breaking it down into a collection of simpler subproblems, solving each of those subproblems just once, and storing their solutions using a memory-based data structure (array, map,etc). Each of the subproblem solutions is indexed in...