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Practice for cracking any coding interview
Coding questions in this article are difficulty wise ordered. The idea of this post is to target two types of people. Competitive Programming Preparation (For… Read More »
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Must Do Coding Questions for Companies like Amazon, Microsoft, Adobe, …
As the placement season is back so are we to help you ace the interview. We have selected some most commonly asked and must do… Read More »
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How to prepare for GATE CSE – 2019
GATE(Graduate Aptitude Test in Engineering) is one the most important and in-demand entrance exam for engineering graduates in our country. M.Tech. in Computer Science is… Read More »
Design a data structure for LRU Cache
Design a data structure for LRU Cache. It should support the following operations: get and set. get(key) – Get the value (will always be positive)… Read More »
Amazon Interview Experience SDE 2
The whole process took 1 month. Started with a hiring drive. First there was a coding round. Question: https://www.geeksforgeeks.org/first-non-repeating-character-using-one-traversal-of-string-set-2/ Candidates who cleared it were called for… Read More »
Oracle Finance Interview Experience (On-Campus)
The shortlisting for rounds are done by an online test held for approximately 2.5 hrs with 90 questions(MCQ). There are 4 sections, first one has… Read More »
Python Django | Google authentication and Fetching mails from scratch
Google Authentication and Fetching mails from scratch means without using any module which has already set up this authentication process. We’ll be using Google API… Read More »
Count Numbers with N digits which consists of odd number of 0’s
We are given a number N. The task is to find the count of numbers which have N digits and odd number of zeroes. Note:… Read More »
Count all possible position that can be reached by Modified Knight
Given a chessboard of size 8 x 8 and the current position of Mirandote. All the rules of this chess game are same but the… Read More »
Find the number of distinct islands in a 2D matrix
Given a boolean 2D matrix. The task is to find the number of distinct islands where a group of connected 1s (horizontally or vertically) forms… Read More »
Replace minimal number of characters to make all characters pair wise distinct
Given a string consisting of only lowercase English alphabets. The task is to find and replace the minimal number of characters by any lower case… Read More »
Minimum changes required to make first string substring of second string
Given two strings S1 and S2 ( size of S1 <= Size of S2 ). The task is to find the minimum number of characters… Read More »
UHG(United Health Group) Interview Experience (Internship)
Round 1: This was an aptitude round conducted by Cocubes. First was an aptitude round consist of 30 questions (20 of Mental Ability and 10… Read More »
Ola Interview Experience
I was part of a recruitment drive in Ola’s headquarters in Bangalore. The first row was a Hackerrank test which consisted of a DS question,… Read More »
Aasaanjobs interview experience (On-Campus)
Initial Eligibilty : CGPA > 6 (B.tech, M.tech and MCA) First Round – First round was a pen-paper test, There was 28 question (Aptitude, Data… Read More »
Find ‘N’ number of solutions with the given inequality equations
Find the value of a1, a1, a1, ….an such that the following two conditions are satisfied. Print the value of a1, a2, …, an and… Read More »
Sum of all Primes in a given range using Sieve of Eratosthenes
Given a range [L, R]. The task is to find the sum of all the prime numbers in the given range from L to R… Read More »
Remove an Element at specific index from an Array in Java
Given an array of fixed length. The task is to remove an element at a specific index from the array. Examples: Input: arr[] = {… Read More »