All Medium Articles

Count common subsequence in two strings

Given two string S and T. The task is to count the number of the common subsequence in S and T. Examples: Input : S… Read More

LCS

subsequence

DSA

Dynamic Programming

Strings

Zero Initialization in C++

Setting the initial value of an object to zero is called zero initialization. Syntax: static T object; Tt = {} ; T {} ; char… Read More

cpp-data-types

Picked

Technical Scripter 2018

C++

Technical Scripter

Federated database management system issues

What is a Federated Database Management System? A Federated Database Management System (FDBMS) is a type of distributed database management system that allows users to… Read More

DBMS

Functions of Distributed Database System

Distribution basically leads to increased complexity in the system design and implementation. This is to achieve the potential advantages such as: Network Transparencies Increased Reliability… Read More

DBMS

Mathematics | Hypergeometric Distribution model

Hypergeometric Distribution Model is used for estimating the number of faults initially resident in a program at the beginning of the test or debugging process… Read More

Engineering Mathematics

GATE CS

Software Engineering

Mills’ Error Seeding Model – Software Engineering

Mills’error seeding model proposed an error seeding method to estimate the number of errors in a program by introducing seeded errors into the program. From… Read More

Software Engineering

Minimum changes required to make two arrays identical

Given two arrays, and with n elements each. The task is to make these two arrays identical i:e, for each , we want to make . In a single… Read More

union-find

Advanced Data Structure

Arrays

Competitive Programming

DSA

Find the sum of series 3, 7, 13, 21, 31….

Given a number N. The task is to find the sum of below series upto nth term. 3, 7, 13, 21, 31, …. Examples: Input… Read More

series

series-sum

DSA

Mathematical

School Programming

Program to find Nth term of series 1, 3, 12, 60, 360…

Given a number N. The task is to write a program to find the Nth term in the below series: 1, 3, 12, 60, 360…… Read More

series

DSA

School Programming

Find sum of the series 1-2+3-4+5-6+7…….

Given a number N. The task is to find the sum of the below series up to nth term. 1- 2 + 3 – 4… Read More

series

DSA

Mathematical

School Programming

Collections synchronizedList() method in Java with Examples

The synchronizedList() method of java.util.Collections class is used to return a synchronized (thread-safe) list backed by the specified list. In order to guarantee serial access,… Read More

Java - util package

Java-Collections

Java-Functions

Java

real() function in C++

The real() function is defined in the complex header file. The real() function is used to find the real part of the complex number. Syntax:… Read More

CPP-Functions

C++

C++ Programs

Minimum removals from array to make GCD greater

Given N numbers, the task is to find the minimum removal of numbers such that the GCD of the remaining numbers is greater than the… Read More

cpp-unordered_map

GCD-LCM

Arrays

DSA

Hash

Mathematical

Convert List of Characters to String in Java

Given a list of characters. In this article, we will write a Java program to convert the given list to a string. Example of List-to-String… Read More

java-list

Java-List-Programs

Java-String-Programs

Java-StringJoiner

Java-Strings

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Technical Scripter 2018

Java

Technical Scripter

Paytm Interview Experience – On Campus

Paytm visited our campus for the post of Software Engineer. The interview process consisted of following rounds. Online Round: The online round consisted of 3 programming… Read More

Experiences

Interview Experiences

Walmart Labs Interview Experience ( On Campus FT + 6 month Internship )

Round 1 (Online Coding and MCQs):- The test was held on HackerEarth and was of 90 minutes. It consisted of 3 Coding Problem (100 Marks)… Read More

Combinatorial

DSA

Dynamic Programming

TIAA Interview Experience 2018

First was aptitude and coding round, 2 coding questions were asked it was conducted on cocubes aptitude was based on CN, OS, DBMS, data structures,… Read More

Experiences

Interview Experiences

Cisco Interview | Experience : 2+ years

I applied through Cisco Career and received a call from the HR in a week or two. I had three technical interview rounds. Round 1… Read More

Misc

Next greater element in same order as input

Given an array, print the Next Greater Element (NGE) for every element. The Next greater Element for an element x is the first greater element… Read More

Technical Scripter 2018

Technical Scripter

Longest Prime Subarray after removing one element

Given an array A of integers. We can remove at most one index from the array. Our goal is to maximize the length of the… Read More

Arrays

DSA