Microsoft vs Walmart Labs Interview Questions
Microsoft lists 192 LeetCode interview questions while Walmart Labs lists 144. They share 74 problems — 39% of Microsoft's bank and 51% of Walmart Labs's. Focus on the overlap first, then drill into 118 Microsoft-only and 70 Walmart Labs-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 74 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Microsoft and Walmart Labs.
Step 2 — Company-specific depth: Add Microsoft-specific problems like Merge Sorted Array, Add Two Numbers, Single Element in a Sorted Array 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
74 Shared Questions
High-priority problems to practice for both Microsoft and Walmart Labs.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Longest Palindromic Substring | Medium |
| Trapping Rain Water | Hard |
| Merge Intervals | Medium |
| Median of Two Sorted Arrays | Hard |
| Valid Parentheses | Easy |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Group Anagrams | Medium |
| Search in Rotated Sorted Array | Medium |
| Reverse Nodes in k-Group | Hard |
| Roman to Integer | Easy |
| Spiral Matrix | Medium |
| Container With Most Water | Medium |
| Merge k Sorted Lists | Hard |
| Sort Colors | Medium |
| Longest Common Prefix | Easy |
| Remove Duplicates from Sorted Array | Easy |
| Set Matrix Zeroes | Medium |
| Reverse Integer | Medium |
| Number of Islands | Medium |
| Word Search | Medium |
| Generate Parentheses | Medium |
| Find Peak Element | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Move Zeroes | Easy |
| Jump Game | Medium |
| Next Permutation | Medium |
| Binary Tree Zigzag Level Order Traversal | Medium |
Showing top 30 of 74 shared problems.
Unique to Microsoft (118)
Problems in Microsoft's list that do not appear at Walmart Labs.
Unique to Walmart Labs (70)
Problems in Walmart Labs's list that do not appear at Microsoft.
Frequently Asked Questions
How many LeetCode questions do Microsoft and Walmart Labs share?
Microsoft and Walmart Labs share 74 LeetCode interview questions. 118 problems appear only in Microsoft's list and 70 appear only in Walmart Labs's list.
What topics overlap most between Microsoft and Walmart Labs?
The most common shared topics between Microsoft and Walmart Labs are Array (20 shared questions), String (8 shared questions), Two Pointers (8 shared questions), Dynamic Programming (6 shared questions), Hash Table (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Microsoft or Walmart Labs?
Microsoft has 55 Easy, 109 Medium, and 28 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 Microsoft and Walmart Labs?
Start with the 74 shared problems since they cover what both companies ask most often. Then add 20 Microsoft-specific and 20 Walmart Labs-specific questions to round out your prep.