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Droom
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I was interviewed in Oct 2016.
I'm sorry, I don't have access to the internet to research the company and product.
Droom is an online marketplace for buying and selling new and used vehicles.
Founded in 2014 by Sandeep Aggarwal
Offers a wide range of vehicles including cars, bikes, and scooters
Provides services such as vehicle history reports and inspections
Has over 6,500 certified dealers and over 50,000 listings
Operates in India and Singapore
Top trending discussions
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
I applied via Approached by Company and was interviewed before Nov 2023. There was 1 interview round.
One backend Assignment
LRU Cache is a data structure that stores the most recently used items and discards the least recently used items.
Use a hash table to store key-value pairs
Use a doubly linked list to keep track of the order of items
When an item is accessed, move it to the front of the list
When the cache is full, remove the least recently used item from the back of the list
Lookup and insertion should be O(1) time complexity
Implement 2 stacks in an array
Divide the array into two halves
Use top1 and top2 to keep track of top elements of stacks
Push and pop elements from respective halves
Check for overflow and underflow conditions
I applied via Campus Placement and was interviewed in Aug 2022. There were 3 interview rounds.
Questions from trees and linkedin
Reverse a linked list using multiple approaches.
Iterative approach: Use three pointers to reverse the links between nodes.
Recursive approach: Recursively reverse the rest of the list and adjust the links.
Stack approach: Push all the nodes onto a stack and then pop them to create the reversed list.
I applied via Referral and was interviewed before Mar 2023. There were 3 interview rounds.
50 question with gk and reasoning mcq
I applied via Internshala and was interviewed in Dec 2023. There were 2 interview rounds.
Easy to medium, can solve with leetcode medium
Count the number of islands in a grid of '1's and '0's
Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited
Increment the island count for each new island found
Ensure to handle boundary cases and check for visited nodes
Find the first and last index of a specific element in an array of strings.
Iterate through the array and keep track of the index of the first and last occurrence of the element.
Return the first and last index once the iteration is complete.
Example: Array ['apple', 'banana', 'apple', 'orange'], element 'apple' - First index: 0, Last index: 2.
posted on 14 Mar 2023
I applied via Approached by Company and was interviewed before Mar 2022. There were 4 interview rounds.
Technical questions based on dsa
Questions based on high level programming and system architecture
I applied via Campus Placement and was interviewed before Jan 2022. There were 2 interview rounds.
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