All Medium Articles

Sum of all Non-Fibonacci numbers in a range for Q queries

Given Q queries containing ranges in the form of [L, R], the task is to find the sum of all non-fibonacci numbers for each range… Read More

Fibonacci

Arrays

DSA

Mathematical

Difference between JFET and MOSFET

JFET (Junction Gate Field-Effect Transistor): JFET is a field-effect transistor and it is the three terminal devices. There are number of application of that, it… Read More

Difference Between

Long Division Method to find Square root with Examples

Given an integer X which is a perfect square, the task is to find the square root of it by using the long division method.… Read More

magic-square

Technical Scripter 2019

C Language

DSA

Mathematical

Puzzles

Technical Scripter

Minimum number of operations to convert array A to array B by adding an integer into a subarray

Given two arrays A[] and B[] of length N, the task is to find the minimum number of operations in which the array A can… Read More

subarray

Arrays

DSA

Mathematical

Python Functools – lru_cache()

The functools module in Python deals with higher-order functions, that is, functions operating on(taking as arguments) or returning functions and other such callable objects. The… Read More

Picked

Python Decorators

Python functools-module

Python

Count of Squares that are parallel to the coordinate axis from the given set of N points

Given an array of points points[] in a cartesian coordinate system, the task is to find the count of the squares that are parallel to… Read More

Maths

Advanced Data Structure

Algorithms

C++ Programs

Competitive Programming

DSA

Geometric

Mathematical

Minimum flips in a Binary array such that XOR of consecutive subarrays of size K have different parity

Given a binary array arr[] of length N, the task is to find the minimum flips required in the array such that XOR of a… Read More

Bitwise-XOR

Arrays

Bit Magic

DSA

Pattern Searching

Detect Cycle in a Linked List using Map

Given a Linked List, check if the linked list has a loop or not.There are various methods shown here: Detect Cycle in Linked List Example … Read More

Linked Lists

Algorithms

DSA

Linked List

Recursion

Minimum splits required to convert a number into prime segments

Given a number in the form of a string s, the task is to calculate and display minimum splits required such that the segments formed… Read More

Prime Number

Competitive Programming

DSA

Dynamic Programming

Mathematical

Recursion

Strings

192.168.0.1 Admin Login

Before even beginning the discussion, one needs to be clear about the concept of IP Address. The IP address or the Internet Protocol address is… Read More

Computer Networks

GBlog

Software As A Service (SaaS)

Owning software is very expensive. For example, a ₹50 lakh software running on a ₹1 lakh computer is a common place. As with hardware, owning… Read More

Software Engineering

Count of pairs in an Array whose sum is a Perfect Cube

Given an array arr of distinct elements of size N, the task is to find the total number of pairs in the array whose sum… Read More

maths-perfect-cube

Arrays

DSA

Mathematical

Node.js vm.runInContext() Method

The vm.runInContext() method is used to compile the code. It runs the code inside the context of the contextifiedObject and then returns the output. Moreover,… Read More

Node.js-vm-module

Node.js

Web Technologies

Number of indices pair such that element pair sum from first Array is greater than second Array

Given two integer arrays A[] and B[] of equal sizes, the task is to find the number of pairs of indices {i, j} in the… Read More

Arrays

DSA

Greedy

Sort an array of Strings according frequency

Given an array of strings arr[], the task is to sort the array of strings according to the frequency of each string, in ascending order.… Read More

Arrays

DSA

Sorting

Strings

Count of substrings whose Decimal equivalent is greater than or equal to K

Given an integer K and a binary string S of length N, the task is to find out the number of substrings whose decimal equivalent… Read More

substring

two-pointer-algorithm

Arrays

DSA

Strings

Longest common subarray in the given two arrays

Given two arrays A[] and B[] of N and M integers respectively, the task is to find the maximum length of an equal subarray or… Read More

subarray

Algorithms

Arrays

Backtracking

DSA

Dynamic Programming

Recursion

Atomic Variables in Java with Examples

In multithreading, the shared entity mostly leads to a problem when concurrency is incorporated. A shared entity such as, mutable object or variable, might be… Read More

Java-Multithreading

Java-util-concurrent-atomic package

DBMS

Java

Java Programs

How to find the Entry with largest Key in a Java Map

Given a map in Java, the task is to find out the entry in this map with the highest key. Examples: Input: Map = {ABC… Read More

java-map

Java-Map-Programs

Java

Maximum sum of elements divisible by K from the given array

Given an array of integers and a number K. The task is to find the maximum sum which is divisible by K from the given… Read More

Arrays

Backtracking

DSA

Dynamic Programming

Recursion