Bit Tricks

Tricks? Yes, you read it right! Clever programmers always love such things. Bits have made my life so easy, that I always love to talk…

The Staircase Problem

High rise buildings and too many stairs! Well, wait! Do you ever think about the number of ways you can climb to the…

Uber and Arrays

This post is about a very beautiful interview question that was once asked by Uber. Question statement is as follows:

Given an array of integers, return a new array such that each element at index i of the new array is the product of all the numbers in the original array…

The real power of computer science

Pointers! I have sensed a weird kind of pointer fear in many of my pals. They are literally like…

Special Sub-sequences

The main goal of this article is finding out all the special sub-sequences of a string. To generate Special…