Tesla vs Walmart Labs Interview Questions
Tesla lists 41 LeetCode interview questions while Walmart Labs lists 144. They share 18 problems — 44% of Tesla's bank and 13% of Walmart Labs's. Focus on the overlap first, then drill into 23 Tesla-only and 126 Walmart Labs-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 18 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Tesla and Walmart Labs.
Step 2 — Company-specific depth: Add Tesla-specific problems like Minimum Changes To Make Alternating Binary String, Find Followers Count, Building H2O and Walmart Labs-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Walmart Labs skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
18 Shared Questions
High-priority problems to practice for both Tesla and Walmart Labs.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Number of Islands | Medium |
| Basic Calculator II | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Trapping Rain Water | Hard |
| Valid Parentheses | Easy |
| 3Sum | Medium |
| LRU Cache | Medium |
| Two Sum | Easy |
| Top K Frequent Elements | Medium |
| Maximum Subarray | Medium |
| Flatten Nested List Iterator | Medium |
| Container With Most Water | Medium |
| First Missing Positive | Hard |
| Longest Consecutive Sequence | Medium |
| Course Schedule | Medium |
| Median of Two Sorted Arrays | Hard |
Unique to Tesla (23)
Problems in Tesla's list that do not appear at Walmart Labs.
| Problem | Difficulty |
|---|---|
| Minimum Changes To Make Alternating Binary String | Easy |
| Find Followers Count | Easy |
| Building H2O | Medium |
| Design Circular Queue | Medium |
| Reorganize String | Medium |
| Rectangle Area | Medium |
| Letter Combinations of a Phone Number | Medium |
| Snakes and Ladders | Medium |
| Evaluate Division | Medium |
| Word Ladder | Hard |
| Shortest Bridge | Medium |
| Design Memory Allocator | Medium |
Unique to Walmart Labs (126)
Problems in Walmart Labs's list that do not appear at Tesla.
Frequently Asked Questions
How many LeetCode questions do Tesla and Walmart Labs share?
Tesla and Walmart Labs share 18 LeetCode interview questions. 23 problems appear only in Tesla's list and 126 appear only in Walmart Labs's list.
What topics overlap most between Tesla and Walmart Labs?
The most common shared topics between Tesla and Walmart Labs are Array (12 shared questions), Hash Table (6 shared questions), Stack (4 shared questions), Sorting (3 shared questions), Dynamic Programming (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Tesla or Walmart Labs?
Tesla has 10 Easy, 26 Medium, and 5 Hard questions. Walmart Labs has 22 Easy, 96 Medium, and 26 Hard questions. Walmart Labs has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Tesla and Walmart Labs?
Start with the 18 shared problems since they cover what both companies ask most often. Then add 20 Tesla-specific and 20 Walmart Labs-specific questions to round out your prep.