All Easy Articles

Python List Comprehension | Segregate 0’s and 1’s in an array list

You are given an array of 0s and 1s in random order. Segregate 0s on left side and 1s on right side of the array. … Read More

python-list

Python

(limits.h) in C/C++

The maximum and minimum size of integral values are quite useful or in simple terms, limits of any integral type plays quite a role in… Read More

CPP-Library

C Language

C++

Python String partition() Method

Python String partition() method splits the string at the first occurrence of the separator and returns a tuple containing the part before the separator, the… Read More

python-string

Python

Advantages of Trie Data Structure

Introduction: Trie (also known as prefix tree) is a tree-based data structure that is used to store an associative array where the keys are sequences… Read More

Trie

Advanced Data Structure

DSA

Tree

Python | a += b is not always a = a + b

In Python, a += b doesn’t always behave the same way as a = a + b, the same operands may give different results under… Read More

python-list

Python-Operators

Python

Count frequency of k in a matrix of size n where matrix(i, j) = i+j

Given a matrix of size n*n. Count the frequency of given element k in that matrix. Here base index is 1. Examples: Input : n… Read More

DSA

Matrix

Python string isdecimal() Method

Python String isdecimal() function returns true if all characters in a string are decimal, else it returns False. In this article, we will explore further… Read More

python-string

Python

Different name reusing techniques in Java

Overriding An instance method overrides all accessible instance methods with the same signature in superclasses, enabling dynamic dispatch; in other words, the VM chooses which… Read More

java-inheritance

Java

Puzzle | Chances Of Second boy Child Problem

James and Calie are a married couple. They have two children, one of the child is a boy. Assume that the probability of each gender… Read More

Analytical Mathematical Puzzles

Puzzles

Increment a number by one by manipulating the bits

Given a non-negative integer n. The problem is to increment n by 1 by manipulating the bits of n.Examples : Input : 6 Output :… Read More

Bit Magic

DSA

Python | Reverse each word in a sentence

Given a long sentence, reverse each word of the sentence individually in the sentence itself. Examples: Input : Geeks For Geeks is good to learn… Read More

python-string

Python

GATE CS 2018 Mock Tests

To help you gauge your preparation, GeeksforGeeks has come again with the GATE CS 2018 MOCK Tests for a pre GATE experience before real GATE.… Read More

GATE

GATE CS

Misc

Python Set symmetric_difference()

The symmetric difference of two sets set1 and set2 is the set of elements which are in either of the sets set1 or set2 but… Read More

python-set

Python

Puzzle | Divide crescent moon into 6 parts in just two straight lines

Puzzle: We have to divide crescent moon in 6 parts, parts size does not matter. Only we have to cut the crescent moon in a… Read More

Shape Puzzles

Puzzles

Deepest right leaf node in a binary tree | Iterative approach

Given a Binary Tree, find the deepest leaf node that is the right child of its parent. For example, consider the following tree. The deepest… Read More

DSA

Tree

Mathematics | Graph Theory Basics – Set 1

A graph is a data structure that is defined by two components : A node or a vertex. An edge E or ordered pair is… Read More

Discrete Mathematics

graph-cycle

DSA

Engineering Mathematics

GATE CS

Graph

Technical Scripter

Barabasi Albert Graph (for Scale Free Models)

The current article would deal with the concepts surrounding the complex networks using the python library Networkx. It is a Python language software package for… Read More

Advanced Data Structure

DSA

Graph

Kronecker Product of two matrices

Given an m*n matrix A and a p*q matrix B, their Kronecker product C = A tensor B, also called their matrix direct product, is a (m*p)… Read More

Arrays

DSA

Mathematical

Matrix

Misc

Divide 1 to n into two groups with minimum sum difference

Given a positive integer n such that n > 2. Divide numbers from 1 to n in two groups such that absolute difference of sum… Read More

number-theory

DSA

Greedy

Mathematical

Dynamic Host Configuration Protocol (DHCP)

Prerequisite – Protocols in the Application Layer DHCP stands for Dynamic Host Configuration Protocol. It is the critical feature on which the users of an… Read More

Computer Networks

GATE CS