## Circular array

An array is called circular if we consider first element as next of last element. Circular arrays are used to implement queue (Refer this and… Read More »

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An array is called circular if we consider first element as next of last element. Circular arrays are used to implement queue (Refer this and… Read More »

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We have briefly discussed sparse table in Range Minimum Query (Square Root Decomposition and Sparse Table) Sparse table concept is used for fast queries on… Read More »

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A prime number is a whole number greater than 1, which is only divisible by 1 and itself. First few prime numbers are : 2… Read More »

Earlier, the webpages used to comprised of only texts, which made them appear quite boring and uninteresting. Fortunately, it wasn’t long enough that the ability… Read More »

Given n, find the smallest integer which has n factors or more. It may be assumed that the result is less than 1000001. Examples: Input… Read More »

If you are new to LINUX operating system and having trouble dealing with the command-line utilities provided by LINUX then you really need to know… Read More »

ASCII stands for American Standard Code for Information Interchange. Computers can only understand numbers, so an ASCII code is the numerical representation of a character… Read More »

Lists are containers used in C++ to store data in a non contiguous fashion, Normally, Arrays and Vectors are contiguous in nature, therefore the insertion… Read More »

Given an array of positive integers, find all the alphabets that we can make using elements of the array. Examples : Input : arr[] =… Read More »

Ellipsoid, closed surface of which all plane cross sections are either ellipses or circles. An ellipsoid is symmetrical about three mutually perpendicular axes that intersect… Read More »

Given co-ordinates (x, y), determine the quadrant of the cartesian plane. Image_source : wikipedia.org Examples : Input : x = 1, y = 1 Output… Read More »

Before HTML 5 came into existence, videos could only be played in a browser using a plug in like flash. But after the release of… Read More »

We need to design an online Movie ticket booking system where a user can search a movie in a given city and book it.This article… Read More »

This article is divided into 2 Parts. I am assuming reader has basic knowledge of Android and java. There are two libraries for caching image… Read More »

Given an array of size n. The problem is to find the length of the subsequence in the given array such that all the elements… Read More »

TCS conducted a pool campus drive. Approx 2k to 3k students appeared in the drive. On 5th December 2017, written round was conducted. It was… Read More »

Mobile Number validation criteria: The first digit should contain number between 7 to 9. The rest 9 digit can contain any number between 0 to… Read More »

I appeared for the Goldman Sachs recruitment process for the position of Technical Analyst, Bangalore. I applied via employee referral. Round 1: Hackerrank written test… Read More »