NVIDIA vs Visa Interview Questions
NVIDIA lists 136 LeetCode interview questions while Visa lists 146. They share 47 problems — 35% of NVIDIA's bank and 32% of Visa's. Focus on the overlap first, then drill into 89 NVIDIA-only and 99 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 47 overlapping problems first. These are the highest-yield questions for candidates interviewing at both NVIDIA and Visa.
Step 2 — Company-specific depth: Add NVIDIA-specific problems like Special Binary String, Merge k Sorted Lists, Minimum Operations to Reduce an Integer to 0 and Visa-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Visa skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
47 Shared Questions
High-priority problems to practice for both NVIDIA and Visa.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Two Sum | Easy |
| Group Anagrams | Medium |
| Valid Parentheses | Easy |
| Last Stone Weight | Easy |
| Maximum Subarray | Medium |
| Number of Islands | Medium |
| Restore IP Addresses | Medium |
| Search in Rotated Sorted Array | Medium |
| Trapping Rain Water | Hard |
| Reverse Words in a String | Medium |
| Container With Most Water | Medium |
| Merge Intervals | Medium |
| Sliding Window Maximum | Hard |
| Merge Sorted Array | Easy |
| Top K Frequent Elements | Medium |
| Reverse Linked List | Easy |
| Rotate Image | Medium |
| Valid Anagram | Easy |
| Product of Array Except Self | Medium |
| Subarray Sum Equals K | Medium |
| Maximum Number of Events That Can Be Attended | Medium |
| Longest Consecutive Sequence | Medium |
| Find Median from Data Stream | Hard |
| Course Schedule | Medium |
| Spiral Matrix | Medium |
| Find Peak Element | Medium |
| First Unique Character in a String | Easy |
Showing top 30 of 47 shared problems.
Unique to NVIDIA (89)
Problems in NVIDIA's list that do not appear at Visa.
| Problem | Difficulty |
|---|---|
| Special Binary String | Hard |
| Merge k Sorted Lists | Hard |
| Minimum Operations to Reduce an Integer to 0 | Medium |
| Maximize Greatness of an Array | Medium |
| Maximum Number of Visible Points | Hard |
| Fizz Buzz | Easy |
| Reverse Bits | Easy |
| Missing Number | Easy |
| Dot Product of Two Sparse Vectors | Medium |
| Task Scheduler II | Medium |
| Find the Duplicate Number | Medium |
| Move Zeroes | Easy |
Unique to Visa (99)
Problems in Visa's list that do not appear at NVIDIA.
Frequently Asked Questions
How many LeetCode questions do NVIDIA and Visa share?
NVIDIA and Visa share 47 LeetCode interview questions. 89 problems appear only in NVIDIA's list and 99 appear only in Visa's list.
What topics overlap most between NVIDIA and Visa?
The most common shared topics between NVIDIA and Visa are Array (20 shared questions), Hash Table (9 shared questions), String (7 shared questions), Sorting (7 shared questions), Heap (Priority Queue) (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: NVIDIA or Visa?
NVIDIA has 32 Easy, 89 Medium, and 15 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. Visa has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both NVIDIA and Visa?
Start with the 47 shared problems since they cover what both companies ask most often. Then add 20 NVIDIA-specific and 20 Visa-specific questions to round out your prep.