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NVIDIA LeetCode Questions 2026

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

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Two Sum	EASY	75%	ArrayHash Table
Add Two Numbers	MEDIUM	62.5%	Linked ListMathRecursion
Longest Substring Without Repeating Characters	MEDIUM	87.5%	Hash TableStringSliding Window
Reverse Integer	MEDIUM	37.5%	Math
3Sum	MEDIUM	37.5%	ArrayTwo PointersSorting
Valid Parentheses	EASY	75%	StringStack
Generate Parentheses	MEDIUM	50%	StringDynamic ProgrammingBacktracking
Merge k Sorted Lists	HARD	75%	Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort
Search in Rotated Sorted Array	MEDIUM	75%	ArrayBinary Search
Trapping Rain Water	HARD	62.5%	ArrayTwo PointersDynamic ProgrammingStackMonotonic Stack
Rotate Image	MEDIUM	50%	ArrayMathMatrix
Group Anagrams	MEDIUM	75%	ArrayHash TableStringSorting
Maximum Subarray	MEDIUM	75%	ArrayDivide and ConquerDynamic Programming
Merge Intervals	MEDIUM	62.5%	ArraySorting
Climbing Stairs	EASY	37.5%	MathDynamic ProgrammingMemoization
Set Matrix Zeroes	MEDIUM	50%	ArrayHash TableMatrix
Reverse Linked List II	MEDIUM	50%	Linked List
Robot Bounded In Circle	MEDIUM	37.5%	MathStringSimulation
Validate Binary Search Tree	MEDIUM	50%	TreeDepth-First SearchBinary Search TreeBinary Tree
Last Stone Weight	EASY	87.5%	ArrayHeap (Priority Queue)

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