All Medium Articles

Nth non-Square number

Given n, find the nth number which is not a perfect square among natural numbers (1, 2, 3, 4, 5, 6, … ) Examples: Input… Read More

maths-perfect-square

number-theory

Competitive Programming

DSA

Mathematical

Mid-Square hashing

Mid-Square hashing is a hashing technique in which unique keys are generated. In this technique, a seed value is taken and it is squared. Then,… Read More

DSA

Randomized

Sort string of characters using Stack

Given a string of characters. The task is to write a program to print the characters of this string in sorted order using stack. Examples: … Read More

DSA

Sorting

Stack

Algorithms Quiz | SP Contest 3 | Question 5

Five full-time employees and 6 interns work 12 hours a day and finish a task in 20 days. 8 full-time employees and 18 interns work… Read More

DSA Quiz

Square of large number represented as String

Given a very large number, the task is to write a program to compute its square. Examples: Input: 9999 Output: 99980001 9999*9999 = 99980001 Input: 45454545 Output: 2066115661157025 45454545*45454545… Read More

Algorithms

C++ Programs

Competitive Programming

DSA

Dynamic Programming

Mathematical

Permutation of a string with maximum number of characters greater than its adjacent characters

Given a string str, the task is to print the maximum count of characters which are greater than both its left and right character in… Read More

frequency-counting

Hash

Competitive Programming

DSA

Mathematical

Strings

Optimization techniques for Gradient Descent

Gradient Descent is a widely used optimization algorithm for machine learning models. However, there are several optimization techniques that can be used to improve the… Read More

Computer Subject

DSA

Machine Learning

Mathematical

Sudo Placement | Placement Tour

Given an array A of N positive integers and a budget B. Your task is to decide the maximum number of elements to be picked… Read More

Arrays

Sorting Quiz

Sudo Placement

Algorithms

Arrays

Divide and Conquer

DSA

Searching

Sudo Placement 2 | Matrix Series

A Matrix series is defined as follows: M, MT, M(MT), M(MT)2, M2(MT)3, M3(MT)5, M5(MT)8 . . . . . . . ., where M is a… Read More

Fibonacci

Modular Arithmetic

Sudo Placement

DSA

Matrix

Placements

multiset find() function in C++ STL

The multiset::find() is a built-in function in C++ STL which returns an iterator pointing to the lower_bound of the element which is searched in the… Read More

CPP-Functions

cpp-multiset

STL

C++

JavaScript Coordinates of Mouse

In JavaScript, we have methods that help us to capture the location of the mouse on the screen. The top left corner of the screen… Read More

JavaScript-Events

JavaScript

Web Technologies

Integrating Risk Management in SDLC | Set 2

Prerequisite: Integrating Risk Management in SDLC | Set 1 We have seen the Risk Management Techniques in SDLC which we have discussed Preliminary Analysis, System… Read More

Information-Security

Software Engineering

C# | Swap two Strings without using third user defined variable

Given two string variables a and b, swap these variables without using a temporary or third variable in C#. Use of library methods is allowed.… Read More

Misc

Job Sequencing Problem using TreeSet in JAVA

Given an array of jobs where every job has a deadline and associated profit (if the job is finished before the deadline). It is also… Read More

Java

Misc

Introduction to ANN | Set 4 (Network Architectures)

Prerequisites: Introduction to ANN | Set-1, Set-2, Set-3 An Artificial Neural Network (ANN) is an information processing paradigm that is inspired by the brain. ANNs, like… Read More

Computer Subject

Machine Learning

Misc

Cisco Router basic commands

A router is a layer 3 device used to forward packets from one network to another. It forwards the packet through one of its ports… Read More

Cisco

Computer Networks

Cursors in PL/SQL

A Cursor in PL/SQL is a pointer to a context area that stores the result set of a query. PL/SQL CursorsThe cursor is used to… Read More

SQL-PL/SQL

SQL

Java | Implementing Iterator and Iterable Interface

Iterators are used in Collection framework in Java to retrieve elements one by one. For more details and introduction related to this, see this link.… Read More

DSA

Java

Linked List

PayPal Interview Experience | Set 11

Round 1: Write a program to find the subsets of an array ? Write a program to find the least ancestor node of a binary… Read More

Misc

Project Idea | Study Helper

Project Title: Study Helper Background: All of us know that the last preparation of the exam is the “Revision”.Without revision preparation is incomplete. So what… Read More

ProGeek 2.0

Project