All Medium Articles

Basics of Augmented Reality

Augmented Reality or A.R is a way by which technology can change how we perceive the world around us. It’s also very useful in various… Read More

Computer Subject

Misc

Construct a Turing Machine for language L = {ww | w ∈ {0,1}}

Prerequisite – Turing Machine The language L = {ww | w ∈ {0, 1}} tells that every string of 0’s and 1’s which is followed by… Read More

GATE CS

Theory of Computation

Standard Access-List

Prerequisite – Access-lists (ACL) Access-list (ACL) is a set of rules defined for controlling network traffic and reducing network attacks. ACLs are used to filter traffic… Read More

Computer Networks

R vs Python in Datascience

Data science deals with identifying, representing and extracting meaningful information from data sources to be used to perform some business logics.The data scientist uses machine… Read More

Difference Between

GBlog

Python

Types of Network Address Translation (NAT)

Prerequisite – Network address translation (NAT) Network Address Translation (NAT) is a process in which one or more local IP address is translated into one or… Read More

Computer Networks

Disjoint Set Union on Trees

Given a tree and weights of nodes. Weights are non-negative integers. Task is to find maximum size of a subtree of a given tree such… Read More

Advanced Data Structure

DSA

Tree

Java Robot Class | Get the pixel Color of a given point

Robot is part of java.awt package . Robot class is basically used to generate native system input events for the purposes of self- running demos,… Read More

Java

Programming Language

Trick for modular division ( (x1 * x2 …. xn) / b ) mod (m)

Given integers x1, x2, x3……xn, b, and m, we are supposed to find the result of ((x1*x2….xn)/b)mod(m). Example 1: Suppose that we are required to find… Read More

Algorithms

C++

C++ Programs

Competitive Programming

DSA

Misc

Number of digits in the nth number made of given four digits

Find the number of digits in the nth number constructed by using 6, 1, 4, and 9 as the only digits in the ascending order.… Read More

number-digits

series

Competitive Programming

DSA

Mathematical

Generating random strings until a given string is generated

Given the string, the task is to generate the same string using the random combination of special character, numbers, and alphabets. Examples : Input :… Read More

Project

Python

Python Programs

Maximum sum increasing subsequence from a prefix and a given element after prefix is must

Given an array of n positive integers, write a program to find the maximum sum of increasing subsequence from prefix till ith index and also… Read More

LIS

Competitive Programming

DSA

Dynamic Programming

Ordered Set and GNU C++ PBDS

Prerequisite :Basic knowledge of STL and Sets Data structure. About ordered set Ordered set is a policy based data structure in g++ that keeps the… Read More

cpp-set

Advanced Data Structure

C++

Competitive Programming

DSA

Technical Scripter

Divisibility by 3 where each digit is the sum of all prefix digits modulo 10

Given K, number of digits, and d0 and d1 as the two digits to form the k-sized integer. Task is to check whether the k-sized… Read More

cpp-math

Modular Arithmetic

number-digits

DSA

Mathematical

Previous number same as 1’s complement

Given a number check whether binary representation of its predecessor and its 1’s complement are same or not. Examples: Input : 14 Output : NO Storing 14 as… Read More

base-conversion

complement

Bit Magic

DSA

Print prime numbers from 1 to N in reverse order

Given a number N, print all prime number smaller than or equal to N in reverse order . For example, if N is 9, the output… Read More

Prime Number

sieve

DSA

Mathematical

Slope of perpendicular to line

You are given the slope of one line (m1) and you have to find the slope of another line which is perpendicular to the given… Read More

Basic Coding Problems

DSA

Geometric

Count smaller elements on right side using Set in C++ STL

Write a function to count the number of smaller elements on the right of each element in an array. Given an unsorted array arr[] of… Read More

Algorithms

DSA

Program to check if the points are parallel to X axis or Y axis

Given n points, we need to check if these n points are parallel to X axis or Y axis or to No axis. Examples: Input… Read More

Basic Coding Problems

DSA

Geometric

Mathematical

Find the factorial of a number in pl/sql

Given a number, your task to print the factorial of that number using pl/sql. Examples: Input : 5 Output : 120 Explanation: 5! = 5… Read More

SQL-PL/SQL

SQL

Lexicographical Maximum substring of string

Given a string s we have to find the lexicographical maximum substring of a string Examples: Input : s = "ababaa" Output : babaa Explanation… Read More

cpp-string

lexicographic-ordering

DSA

Strings