QUESTIONS BY COMPANY

Rubrik LeetCode Questions 2026

Browse LeetCode problems frequently asked by Rubrik. Filter by difficulty and timeframe to focus your interview prep.

Last updated: 10 July 2026

Try CodingInterviewAI free on a practice problem

New accounts get 10 free credits for the free AI model—up to five complete problems.

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
4Sum	MEDIUM	37.5%	ArrayTwo PointersSorting
Next Permutation	MEDIUM	37.5%	ArrayTwo Pointers
Scramble String	HARD	37.5%	StringDynamic Programming
Task Scheduler	MEDIUM	50%	ArrayHash TableGreedySortingHeap (Priority Queue)Counting
Distribute Candies Among Children I	EASY	62.5%	MathCombinatoricsEnumeration
Distribute Candies Among Children II	MEDIUM	62.5%	MathCombinatoricsEnumeration
Distribute Candies Among Children III	HARD	62.5%	MathCombinatorics
LRU Cache	MEDIUM	50%	Hash TableLinked ListDesignDoubly-Linked List
Stamping the Grid	HARD	62.5%	ArrayGreedyMatrixPrefix Sum
Alice and Bob Playing Flower Game	MEDIUM	62.5%	Math
Candy Crush	MEDIUM	62.5%	ArrayTwo PointersMatrixSimulation
Find the Sum of Subsequence Powers	HARD	62.5%	ArrayDynamic ProgrammingSorting
Existence of a Substring in a String and Its Reverse	EASY	62.5%	Hash TableString
Count Lattice Points Inside a Circle	MEDIUM	75%	ArrayHash TableMathGeometryEnumeration
Web Crawler Multithreaded	MEDIUM	50%	Depth-First SearchBreadth-First SearchConcurrency
Insert Delete GetRandom O(1)	MEDIUM	37.5%	ArrayHash TableMathDesignRandomized
Random Pick with Weight	MEDIUM	62.5%	ArrayMathBinary SearchPrefix SumRandomized
Cherry Pickup II	HARD	37.5%	ArrayDynamic ProgrammingMatrix
Maximum Points After Enemy Battles	MEDIUM	100%	ArrayGreedy
Find Longest Special Substring That Occurs Thrice II	MEDIUM	62.5%	Hash TableStringBinary SearchSliding WindowCounting

Find algorithm patterns and generate explained solutions.