All Medium Articles

Python | Plotting Google Map using gmplot package

gmplot is a matplotlib-like interface to generate the HTML and javascript to render all the data user would like on top of Google Maps. Command… Read More

python-utility

Python

Turing machine for multiplication

Prerequisite – Turing Machine Problem: Draw a turing machine which multiply two numbers. Example: Steps: Step-1. First ignore 0’s, C and go to right &… Read More

Misc

Computer Organization | Amdahl’s law and its proof

It is named after computer scientist Gene Amdahl( a computer architect from IBM and Amdahl corporation) and was presented at the AFIPS Spring Joint Computer… Read More

Computer Organization & Architecture

GATE CS

Minimum number of Square Free Divisors

Given an integer N. Find the minimum number of square free divisors. In other words, the factorization of N should comprise of only those divisors… Read More

sieve

DSA

Mathematical

8085 program to determine if the number is prime or not

Problem – Write an assembly language program for determining if a given number is prime or not using 8085 microprocessor. If the number is prime,… Read More

microprocessor

system-programming

Computer Organization & Architecture

8085 program to convert a BCD number to binary

Problem – Write an assembly language program for converting a 2 digit BCD number to its binary equivalent using 8085 microprocessor. Examples: Input : 72H… Read More

microprocessor

system-programming

Computer Organization & Architecture

Paytm Interview Experience | Set 28 (For Software Developer)

Round 1: The first round was a coding round with 2 questions on mettl: Write a program to find sum of first largest k elements from… Read More

Experiences

Interview Experiences

Java

OLA Interview Experience | Set 15 (1 Year Experienced for SDE1)

I recently applied for OLA SDE 1 from Linkedin. HR got in contact with me via email and scheduled an interview date for F2F Round… Read More

Experiences

Interview Experiences

Print concentric rectangular pattern in a 2d matrix

Given a positive integer n, print the matrix filled with rectangle pattern as shown below: a a a a a a b b b a a b c… Read More

pattern-printing

DSA

Matrix

Recovering password in Cisco Routers

Sometimes, it so happens that the admin doesn’t remember password of a device and locked out of the device. The same thing can happen with… Read More

Computer Networks

Convert BST to Max Heap

Given a Binary Search Tree which is also a Complete Binary Tree. The problem is to convert a given BST into a Special Max Heap… Read More

Binary Search Tree

DSA

Heap

Introduction of 4th and 5th Normal Form in DBMS

Two of the highest levels of database normalization are the fourth normal form (4NF) and the fifth normal form (5NF). Multivalued dependencies are handled by… Read More

Misc

Ping in C

Prerequisites: ICMP | Raw Socket | Internet Checksum | DNS Ping is a necessity for debugging the Internet. Ping is a basic Internet tool that… Read More

linux-command

Web technologies

C Programs

Computer Networks

Web Technologies

Multi Source Shortest Path in Unweighted Graph

Suppose there are n towns connected by m bidirectional roads. There are s towns among them with a police station. We want to find out… Read More

Algorithms

C++ Programs

Competitive Programming

DSA

Graph

Queue

Self-Balancing Binary Search Trees

Self-Balancing Binary Search Trees are height-balanced binary search trees that automatically keep the height as small as possible when insertion and deletion operations are performed… Read More

AVL-Tree

Advanced Data Structure

Binary Search Tree

DSA

Smarandache-Wellin Sequence

Given a number ‘n’, generate the first ‘n’ terms of the Smarandache-Wellin Sequence. The Smarandache-Wellin Sequence is a sequence formed by the Smarandache-Wellin numbers. Each Smarandache-Wellin… Read More

number-theory

Prime Number

series

DSA

Mathematical

Python | Count all prefixes in given string with greatest frequency

Given a string, print and count all prefixes in which first alphabet has greater frequency than second alphabet.Take two alphabets from the user and compare… Read More

python-string

DSA

Python

Strings

Paytm Mall Interview | Set 27 (Experienced)

This experience is for 5-7 years experienced and for Gurgaon location. Got the call from Paytm HR and scheduled the interview in Saturday. Reached the… Read More

Experiences

Interview Experiences

Given two numbers as strings, find if one is a power of other

Given two large numbers as strings, find if one is the power of another. Examples: Input : a = "374747", b = "52627712618930723" Output :… Read More

DSA

Strings

Starting with first Servlet Application

To get started with Servlets, let’s first start with a simple Servlet application i.e LifeCycle application, that will demonstrate the implementation of the init(), service()… Read More

java-servlet

Java