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Longest alternative parity subsequence

We are given an array a of size N. The task is to print the length of the longest alternative odd/even or even/odd subsequence. Examples: Input:… Read More

Constructive Algorithms

subsequence

Arrays

DSA

Mathematical

Game Theory (Normal form game) | Set 2 (Game with Pure Strategy)

Game Theory (Normal – form game) | Set 1 (Introduction) Please go through the above article before proceeding. Given a payoff matrix. The task is… Read More

DSA

Geometric

Mathematical

Third Normal Form (3NF)

Although Second Normal Form (2NF)relations have less redundancy than those in 1NF, they may still suffer from update anomalies. If we update only one tuple… Read More

DBMS-Normalization

DBMS

GATE CS

Second Normal Form (2NF)

First Normal Form (1NF) does not eliminate redundancy, but rather, it’s that it eliminates repeating groups. Instead of having multiple columns of the same kind… Read More

DBMS-Normalization

DBMS

GATE CS

How to check if a string is html or not using JavaScript?

The task is to validate whether the given string is valid HTML or not using JavaScript. we’re going to discuss a few techniques. Approach Get… Read More

JavaScript-Questions

JavaScript

Web Technologies

How to select Min/Max dates in an array using JavaScript ?

Given an array of JavaScript date. The task is to get the minimum and maximum date of the array using JavaScript. Below are the following… Read More

javascript-array

JavaScript-DSA

JavaScript-Questions

JavaScript

Web Technologies

How to Convert Array to Set in JavaScript?

The task is to convert a JavaScript Array to a Set with the help of JavaScript. Below are the approaches to Converting Array to a… Read More

JavaScript-Questions

JavaScript

Web Technologies

JavaScript Methods to Increment/Decrement Alphabetical Letters

The task is to increment/decrement alphabetic letters using ASCII values with the help of JavaScript. Approach: Use charCodeAt() method to return the Unicode of the… Read More

JavaScript-Questions

JavaScript

Web Technologies

Amazon Interview Experience for SDE-1

I have applied for the position of SDE-1 in Amazon India through a referral of an Amazon Employee. Round 1: (Written Round) This round comprises of… Read More

Amazon

Experiences

Interview Experiences

Program to find the Encrypted word

Given a string, the given string is an encrypted word, the task is to decrypt the given string to get the original word. Examples: Input:… Read More

cryptography

DSA

School Programming

Strings

Comparator in Kotlin

In programming contexts, as there arises a need for a new type, there is also a major task of ordering the instances of a type.… Read More

Kotlin

Find maximum meetings in one room

There is one meeting room in a firm. There are N meetings in the form of (S[i], F[i]) where S[i] is the start time of… Read More

Algorithms

C++ Programs

DSA

Greedy

Sorting

Repeat substrings of the given String required number of times

Given string str, the task is to repeat every substring of the string X number of times where X is the number composed of the… Read More

substring

DSA

Strings

Python | Compiled or Interpreted ?

In various books of python programming, it is mentioned that python language is interpreted. But that is half correct the python program is first compiled… Read More

Python

Amazon Interview SDE-1 (Experience- 1 year)

Round 1: This round was online written test on hackerrank platform. There were two questions Connect N ropes with minimum cost problem. Article : https://www.geeksforgeeks.org/connect-n-ropes-minimum-cost/ Practice : https://www.geeksforgeeks.org/problems/minimum-cost-of-ropes/0… Read More

Amazon

Experienced

Experiences

Interview Experiences

Lexicographically Smallest Topological Ordering

Given a directed graph with N vertices and M edges that may contain cycles, the task is to find the lexicographically smallest topological ordering of… Read More

Topological Sorting

Algorithms

Binary Search Tree

Competitive Programming

DSA

Graph

Nambiar Number Generator

M. Nambiar has devised a mechanism to process any given number and thus generating a new resultant number. He calls this mechanism as the “Nambiar… Read More

number-theory

Numbers

C Language

C Programs

C/C++ Puzzles

DSA

Mathematical

InfyTQ 2019 : Find the position from where the parenthesis is not balanced

Given a string str consisting of parenthesis from [ “(” , “)” , “{” , “}” , “[” , “]” ]. If the String is perfectly… Read More

DSA

Python

Stack

Strings

Program to find first N Fermat Numbers

Fermat numbers are non-negative odd numbers which is valid for all values of k>=0. Only the first seven terms of the sequence are known till… Read More

number-theory

Numbers

DSA

Mathematical

Python | Build a REST API using Flask

Prerequisite: Introduction to Rest API REST stands for REpresentational State Transfer and is an architectural style used in modern web development. It defines a set… Read More

Computer Subject

Linux-Unix

Project

Python

Python Programs

Web Technologies