Coding interview questions

NVIDIA Coding Interview Questions (DSA)

The 16 DSA problems NVIDIA has asked most in the last six months, most-asked first. 16 of them have a full breakdown with diagrams and code. Tick them off as you go.

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16problems
16full breakdowns
30topics

By difficulty: Easy (3) · Medium (11) · Hard (2)

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Topics

146.LRU Cache
Full breakdownHash TableLinked ListDesign
Medium+9▶ Mock
23.Merge k Sorted Lists
Full breakdownLinked ListDivide and ConquerHeap (Priority Queue)
Hard+4▶ Mock
93.Restore IP Addresses
Full breakdownStringBacktracking
Medium▶ Mock
128.Longest Consecutive Sequence
Full breakdownArrayHash TableUnion-Find
Medium+3▶ Mock
49.Group Anagrams
Full breakdownArrayHash TableString
Medium+9▶ Mock
743.Network Delay Time
Full breakdownDepth-First SearchBreadth-First SearchGraph Theory
Medium▶ Mock
622.Design Circular Queue
Full breakdownArrayLinked ListDesign
Medium▶ Mock
875.Koko Eating Bananas
Full breakdownArrayBinary Search
Medium▶ Mock
138.Copy List with Random Pointer
Full breakdownHash TableLinked List
Medium+1▶ Mock
121.Best Time to Buy and Sell Stock
Full breakdownArrayDynamic Programming
Easy+10▶ Mock
141.Linked List Cycle
Full breakdownHash TableLinked ListTwo Pointers
347.Top K Frequent Elements
Full breakdownArrayHash TableDivide and Conquer
Medium+6▶ Mock
200.Number of Islands
Full breakdownArrayDepth-First SearchBreadth-First Search
Medium+7▶ Mock
1.Two Sum
Full breakdownArrayHash Table
Easy+10▶ Mock
3.Longest Substring Without Repeating Characters
Full breakdownHash TableStringSliding Window
Medium+13▶ Mock
239.Sliding Window Maximum
Full breakdownArrayQueueSliding Window
Hard+2▶ Mock

Frequently Asked Questions

What questions does NVIDIA ask in coding interviews?

NVIDIA coding interviews focus on Array, Backtracking, Binary Search, Breadth-First Search, and other data structure problems. We compiled 16 questions from real NVIDIA interviews. The most common topics are Array, Backtracking, Binary Search, Breadth-First Search, Bucket Sort. Filter by topic to see what comes up most often.

How many NVIDIA coding interview questions are there?

InterviewSkool has 16 NVIDIA coding interview questions: 3 Easy, 11 Medium, and 2 Hard. Most NVIDIA interviews focus on Medium-difficulty problems, so prioritize those in your prep.

How should I prepare for NVIDIA coding interviews?

Start with Medium difficulty problems. Group by topic (Array, Tree, DP) to build pattern recognition. Aim to solve 30 to 40 problems before your interview. Then practice under pressure with a mock interview.

Are NVIDIA coding interview questions free?

Yes. All 16 NVIDIA coding interview questions are free to browse with no sign-up required. You can filter by difficulty and topic tags. Start a mock interview with a free credit to practice under real pressure.

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