## Finding nth term of any Polynomial Sequence

Given a few terms of a sequence, we are often asked to find the expression for the nth term of this sequence. While there is… Read More »

Featured Article

Given a few terms of a sequence, we are often asked to find the expression for the nth term of this sequence. While there is… Read More »

Featured Article

Double hashing is a collision resolving technique in Open Addressed Hash tables. Double hashing uses the idea of applying a second hash function to key… Read More »

Featured Article

Loop Invariant Condition: Loop invariant condition is a condition about the relationship between the variables of our program which is definitely true immediately before and… Read More »

PHP comes with a number of built-in functions which is used to sort arrays in an easier way. Here, we are going to discuss a… Read More »

Forms are used in webpages for the user to enter their required details that are further send it to the server for processing. A form… Read More »

Given an integer N, we need to find three integers(X, Y, Z) which can form a triangle with the following conditions: Lengths of sides are… Read More »

We are given a matrix, we need to check whether it is an orthogonal matrix or not. An orthogonal matrix is a square matrix and… Read More »

I applied through an employee referral. The process took around 2 weeks. I was interviewed at Microsoft (Bangalore) in November 2017. Mainly they wanted developers… Read More »

We are given two integers n and d, we need to count all n digit numbers that do not have digit d. Example : Input… Read More »

Given an array of n positive integers and a number k. Find the minimum number of swaps required to bring all the numbers less than… Read More »

In this article we will discuss about Lucas-Lehmer series which is used to check primality of prime numbers of the form 2p – 1 where… Read More »

The df command (short for disk free), is used to display information related to file systems about total space and available space. Syntax : df… Read More »

du command, short for disk usage, is used to estimate file space usage. The du command can be used to track the files and directories… Read More »

Telephonic Round-1 A number of bad URLs are given (number could be huge-millions of them). Now user enters a URL, you need to identify whether… Read More »

It is one of the basic need a program may required i.e clear the console during execution time. There is function named clrscr() which is… Read More »

NumberFormat is an abstract base class for all number formats. This class provides the interface for formatting and parsing numbers. NumberFormat also provides methods for… Read More »

Given an array of N numbers, we need to maximize the sum of selected numbers. At each step you need to select a number Ai,… Read More »