Given a positive integer, N. Find the sum of the first N term of the series- 1, (1+4), (1+4+42), (1+4+42+43), …., till N terms Examples:… Read More

Given an integer N, the task is to find the Nth term of the series 3, 11, 31, 69, . . . . . till… Read More

I applied for a 2-month SDE internship role in amazon through the amazon wow program 2021, This program is an initiative by Amazon to promote… Read More

Interview Difficulty Level: Hard Round 1(Resume Shortlisting): Applied on 9 Oct 2021, got test link around 10 Nov 2021. Round 2(Online Assessment): There were four… Read More

Amazon WoW is a networking platform for all women engineering students in India that connects them to Amazon leaders, recruiters, and the broader Amazon community.… Read More

Recently, I have been through the interview experience of Tiger Analytics Chennai and I would like to share my experience with everyone. Totally there were… Read More

Round 1(Online Coding Round): It consisted of 3 coding questions to be solved in 1 hr 30 min. All three questions were equivalent to Leetcode… Read More

I attended a hiring event on Codechef for Amazon in March or April ’21. I managed to solve nearly 50% of the questions. So, after… Read More

Social Network Analysis is a fascinating concept and it is being used in big companies like Google, Facebook, Amazon, etc. It deals with the networks,… Read More

The process includes 3 rounds to qualify for the offer: Round 1(APTITUDE ROUND): The aptitude round comprises medium level aptitude questions for a duration of… Read More

Given a binary tree, the task is to find the length of the longest path which forms an Arithmetic progression. The path can start and… Read More

Given a square matrix M[][] of size N x N, the task is to find the maximums & minimums of each of the rows and… Read More

Given an array arr[] containing N non-negative integers, the task is to find the maximum AND value among all the subsets having length K. Examples: … Read More

Given an arr[ ] of size N, containing positive, negative integers and one zero. The task is to rearrange the array in such a way… Read More

Given an array arr[] of size N, the task is to remove all negative elements from this array. Examples: Input: arr[] = {3, -4}Output: {3}Explanation:… Read More