Interview Questions

Aniket G. - "public class BoggleBoard { public static List findWords(char board, Set dictionary) { int rows = board.length; int cols = board[0].length; boolean visited = new booleanrows; int directions = {{1,0}, {-1,0}, {0,1}, {0,-1}}; List result = new ArrayList(); for(int i=0; i<rows; i++) { for(int j=0; j<cols; j++) { dfs(board, visited, i, j, dictionary, "", result, dire"See full answer

Rahul G. - "Cred"See full answer

Anjan - "Clarifying Questions: Platforms - Is it a web-based, mobile-based, or both? = Picking both For payment are we partnering with other providers like paypal, stripe? = assuming yes Partnering with shipping companies for shipment ? Is it online delivery? or just pick up within local markets? Expected number of daily users? Users: Sellers: People who sell fruits or vegetables or both Buyers: People who buy fruits and vegetables Note: For product design, I would just focu"See full answer

Tushar A. - "class Node { int val; Node left, right; Node(int v) { val = v; left = right = null; } } class BinaryTree { Node root1, root2; boolean identicalTrees(Node a, Node b) { if (a == null && b == null) return true; if (a != null && b != null) return (a.val == b.val && identicalTrees(a.left, b.left) && identicalTrees(a.right, b.right)); "See full answer

Abhishek s. D. - "I would get an personal understanding of the pain-points my customers, & business teams are facing. In my experience, spending more time, going deeper in the problem discovery helped me get a rough idea of the how important this problem is. If this is not resolved - what could be the consequences for our users & the business. Given this broad idea, I just simply evaluate them on value vs effort scale. The higher the score, higher the priority. Effort could be in T-shirt size or sto"See full answer

Exponent - "This is another Fermi problem — an estimation or approximation problem with limited information and back-of-the-envelope calculations. There's no right answer: interviewers want to understand how you think and how well you can explain your reasoning, rather than what you already know. Recall the formula for Fermi problems: Ask clarifying questions Catalog what you know Make equation(s) Think about edge cases to add to equation **Breakdown components of your"See full answer

JD - "Questions: What is the purpose of the scooters? (commuting in between office buildings or zipping across on the floor or for employees to be able to get to locations nearby e.g. lunch, coffee ) Is the entire workforce in the same building or multiple buildings? If the employees in multiple buildings how far apart are they? Where are the offices located? (lousy weather would mean more employees using scooters to save time and a more convenient transport) Estimation: Planning for highes"See full answer