Pocketpills

Role: SDE Backend

College: Not Specified

Interview Date: January 2021

Interview Type: Full-Time

Result: Not Specified

Difficulty: Medium

Rounds: At least 1 round

Topics Asked: Data Structures, Algorithms, Low-Level Design (LLD)

Experience:

The first round, lasting one hour, focused on coding and system design. The candidate was given one coding problem of medium difficulty, which they solved quickly with complete code. Following the coding question, the interviewer delved into conceptual differences between a hashmap and a hashtable. Additionally, the candidate was asked to implement a hashmap as a Low-Level Design (LLD) problem.

Specific Coding Question: Given an array of houses and sprinkler positions, find the minimum radius such that all the houses are covered by at least one sprinkler.