coding
Medium
Verified
Is Function Complete
Category: String coding problem# Is Function Complete You need to implement a function
isFuncComplete that determines if a code string represents a "complete" input. This is a...Input: StringOutput: Printed output
coding
Medium
Verified
Most Frequently Called Function
Category: Trie-based coding problemYou're given a sequence of logs representing function entries and exits in a single-threaded program. Each entry is of the form `"->...Input: List
Output: Computed result
coding
Hard
Verified
Rate Limiter with Experience
Category: Sliding window coding problemImplement a rate limiting system for Roblox. This is a two-part problem, with a follow up taking in additional factors into the rate limiting.Input: List
Output: Computed result
coding
Medium
Verified
[OA] Building Height Management
Category: Algorithm coding problem# Building Height Management You are managing a row of building structures with varying heights. Your goal is to transform these structures into a...Input: Number(s)
Output: Integer
coding
Hard
Verified
[OA] Library Book Tracker
Category: Array coding problemYour task is to develop a library book circulation tracker. You are given a sequence of operations that represent activities in a library. Each...Input: Array
Output: Array
system design
Hard
Verified
Top 5 Recently Asked Roblox System Design Questions
Category: Graph system design problemThese are the commonly asked system design questions from Roblox interviews. Roblox's interview focus includes high-scale distributed systems with a...Input: Graph (nodes and edges)
Output: Computed result
coding
Medium
Verified
[Creativity Round] Airline Quality Manager
Category: Graph coding problemInput: Graph (nodes and edges)
Output: Computed result
coding
Medium
Verified
[Creativity Round] Design Matchmaking System
Category: Graph coding problem# Problem Statement Design a matchmaking system for a multiplayer game that pairs users with the best game instance to ensure users have the optimal...Input: Graph (nodes and edges)
Output: Computed result
coding
Medium
Verified
[Creativity Round] Elevator
Category: Algorithm coding problemInput: List
Output: Computed result
coding
Medium
Verified
[Creativity Round] Prevent Child Credit Card Use
Category: Graph coding problemInput: Graph (nodes and edges)
Output: Printed output
coding
Hard
Verified
[Creativity Round] Preventing Harassment In-Game
Category: Algorithm coding problemInput: List
Output: Computed result
coding
Medium
Verified
Shuffle Playlist Verifier
Category: String coding problemA podcast platform uses two playback modes: Loop Mode (random picks, repeats allowed) and Rotation Mode (cycles through all episodes in a...Input: List
Output: Computed result
coding
Medium
Verified
Prune Prefix Words
Category: String coding problemA URL shortener system maintains a keyword list. To reduce redundancy, remove every keyword that is a prefix of any other keyword in the list. A...Input: List
Output: Printed output
coding
Medium
Verified
DOM Leaf Text Comparison
Category: Tree coding problemA document renderer processes two hierarchical DOM structures and checks whether they produce identical rendered text. Each node in the DOM either...Input: List
Output: Computed result
coding
Medium
Verified
Rating Cutoff For Loss Rate
Category: String coding problemA game analytics platform needs to identify a skill rating threshold above which players lose at least a target proportion of their games. You are...Input: List
Output: Computed result
coding
Medium
Verified
Policy Violation Notifier
Category: String coding problemA security audit system detects policy violations and generates structured alerts. You are given: -
flaggedTerms: a list of detected violation...Input: ListOutput: Array
coding
Hard
Verified
Request Rate Detector
Category: Algorithm coding problemAn API gateway monitors requests to detect abusive clients. Implement the
RequestRateDetector class. configure(limit: int, window: int) -...Input: Number(s)Output: Integer
coding
Hard
Verified
Uniform Array Segmentation
Category: Array coding problemA task distribution system needs to split a workload evenly among workers. You are given an integer array
tasks of length n and an integer...Input: ArrayOutput: Computed result
coding
Medium
Verified
Best Window For Target Count
Category: Trie-based coding problemA log analysis tool searches for the most frequent occurrence of a specific error code within a fixed-size window of log entries. Given an integer...Input: Array
Output: Integer
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