All Easy Articles

Count numbers up to N which contains at least one repeated digit

Given an integer N, the task is to count the numbers less than or equal to N such that each number contains at least one… Read More

factorial

number-digits

permutation

Reverse

Combinatorial

DSA

Mathematical

Unthinkable Solution Interview Experience (On-Campus)

Unthinkable Solution visited our campus on 6th October for the role of Junior Associate-IT. It consists of a total of 4 rounds. First coding round… Read More

On-Campus

Unthinkable Solutions

Experiences

Interview Experiences

Wipro Turbo Interview Experience for Internship (On-Campus 2021)

Wipro conducted 3 rounds for hiring Turbo Interns. Round 1: Online Test (AMCAT platform) The test had 3 major sections namely aptitude, coding, and essay… Read More

On-Campus

Wipro

Wipro-interview-experience

Experiences

Interview Experiences

Oracle Interview Experience for Technical Staff Member (On-campus)

Oracle visited our campus for the Member Technical Staff role in November. Due to Covid-19, hiring was entirely virtual. CGPA cutoff was: 7.0 Below is… Read More

Off-Campus

Oracle

Experiences

Interview Experiences

How to Insert Records to a Table using JDBC Connection?

Before inserting contents in a table we need to connect our java application to our database. Java has its own API which JDBC API which… Read More

JDBC

Picked

Technical Scripter 2020

Java

Technical Scripter

How to drop collection in MongoDb using Node.js ?

MongoDB, the most popular NoSQL database, is an open-source document-oriented database. The term ‘NoSQL’ means ‘non-relational’. It means that MongoDB isn’t based on the table-like… Read More

Node.js-Misc

Technical Scripter 2020

MongoDB

Node.js

Technical Scripter

Web Technologies

Paytm Interview Experience for QA

Total number of rounds: 4 1st Round: 1Hr Online test, 3 coding questions were there, level: easy to medium, algorithmic problems. 2nd Round: One to… Read More

Paytm

Experiences

Interview Experiences

Minimum number of flips required such that the last cell of matrix can be reached from any other cell

Given a matrix arr[][] of dimensions N * M where each cell consists of characters ‘R’ or ‘D’ except the cell arr[N][M] which contains ‘F’.… Read More

array-rearrange

DSA

Greedy

Matrix

Print all numbers up to N in words in lexicographical order

Given an integer N, the task is to print all numbers from 1 to N (0 < N < 100000) in words in lexicographical order.… Read More

lexicographic-ordering

Arrays

DSA

Mathematical

Sorting

Strings

Java Program to Sort the Array Elements in Descending Order

Sort the given array in descending order, i.e., arrange the elements from largest to smallest. Example: Input: Array = {2, 6, 23, 98, 24, 35,… Read More

Java-Array-Programs

Picked

Technical Scripter 2020

Java

Java Programs

Technical Scripter

Difference between IP Camera and CCTV Camera

1. IP Camera : IP camera is a type of digital video camera used for surveillance which transmits data via a network Ethernet link also… Read More

Computer Networks

Difference Between

Maximize array sum by alternating the signs of adjacent elements

Given an array, arr[] of size N, the task is to find the maximum possible sum of array elements by alternating the signs of adjacent… Read More

array-rearrange

Arrays

DSA

Greedy

Minimum characters required to be removed to make frequency of each character unique

Given string str, the task is to find the minimum count of characters that need to be deleted from the string such that the frequency… Read More

cpp-unordered_map

frequency-counting

priority-queue

DSA

Greedy

Hash

Queue

Strings

Construct array with sum of product of same indexed elements in the given array equal to zero

Given an array, arr[] of size N (always even), the task is to construct a new array consisting of N non-zero integers such that the… Read More

Arrays

Competitive Programming

DSA

Greedy

Mathematical

TCS Codevita | Holes And Balls

Given two arrays of H[] and B[] consisting of N and M integers respectively, denoting the diameter of holes and balls respectively. M number of… Read More

interview-preparation

TCS

TCS-coding-questions

TCS-interview-experience

Arrays

Competitive Programming

DSA

Game Theory

Python Programs

Sorting

Data Conversion in C++

A user-defined data types are designed by the user to suit their requirements, the compiler does not support automatic type conversions for such data types… Read More

C-Data Types

cpp-data-types

C++

C++ Programs

Java Program to Print Pascal’s Triangle

Pascal’s triangle is a pattern of the triangle which is based on nCr.below is the pictorial representation of Pascal’s triangle. Example: Input : N =… Read More

Technical Scripter 2020

Java

Java Programs

Smallest string which not a subsequence of the given string

Given a string str, consisting of lowercase alphabets, the task is to find the shortest string which is not a subsequence of the given string.… Read More

cpp-unordered_set

Facebook

interview-preparation

prefix

subsequence

Algorithms

Analysis of Algorithms

C++

C++ Programs

Competitive Programming

Data Structures

DSA

Greedy

Sorting

Strings

Lexicographically largest string possible consisting of at most K consecutive similar characters

Given a string S and an integer K, the task is to generate lexicographically the largest string possible from the given string, by removing characters… Read More

Amazon

Amazon-Question

frequency-counting

DSA

Greedy

Hash

Searching

Strings

Minimum flips to make all 1s in right and 0s in left

Given binary string str, the task is to find the minimum number of characters required to be flipped to make all 1s in right and… Read More

Amazon

Amazon-Question

frequency-counting

Bit Magic

DSA

Greedy

Strings