First round the asked about java basics including lists and asked me to write anagram program Second round they asked about selenium, asked to write locaters Third round they asked about java and 2 program-one was related to list, and was sone string operation Fourt wa mixed of everything
Medium and Hard Programming Questions from LeetCode. System Design and Scalability Questions (Improving overused api's performance) Object-Oriented Design How to test elevator and url?
Online test
Write code to reverse a linked list from its mid point. So 1->2->3->4->5->6->7 becomes 1->2->3->7->6->5->4
Implement atoi()
Asked question: Using an already implemented method Rand5() that generates a random integer between the ranges 1-5 uniformly. Using this method, implement a a new method that returns a random integer in the range 1-7 uniformly, i.e. Rand7(). Basically this is Rejection Sampling Algorithm. See http://leetcode.com/2010/11/rejection-sampling.html
Tree Data Structure
String manipulation related questions were asked
find common ancestor in binary tree
array of +ve nums, find pairs that add up to a given value
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