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Rivian LeetCode Questions 2026

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

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Number of Islands	MEDIUM	75%	ArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix
Flatten Deeply Nested Array	MEDIUM	75%
String Compression	MEDIUM	87.5%	Two PointersString
Rotate String	EASY	75%	StringString Matching
Merge k Sorted Lists	HARD	75%	Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort
LRU Cache	MEDIUM	100%	Hash TableLinked ListDesignDoubly-Linked List
Max Increase to Keep City Skyline	MEDIUM	75%	ArrayGreedyMatrix
Degree of an Array	EASY	87.5%	ArrayHash Table
Basic Calculator II	MEDIUM	75%	MathStringStack

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