Deloitte vs Walmart Labs Interview Questions
Deloitte lists 43 LeetCode interview questions while Walmart Labs lists 144. They share 26 problems — 60% of Deloitte's bank and 18% of Walmart Labs's. Focus on the overlap first, then drill into 17 Deloitte-only and 118 Walmart Labs-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 26 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Deloitte and Walmart Labs.
Step 2 — Company-specific depth: Add Deloitte-specific problems like Change Null Values in a Table to the Previous Value, Second Highest Salary, Palindrome Number 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
26 Shared Questions
High-priority problems to practice for both Deloitte and Walmart Labs.
| Problem | Difficulty |
|---|---|
| Merge k Sorted Lists | Hard |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Longest Palindromic Substring | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Longest Common Prefix | Easy |
| Container With Most Water | Medium |
| Valid Palindrome | Easy |
| Add Binary | Easy |
| Merge Intervals | Medium |
| First Unique Character in a String | Easy |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Group Anagrams | Medium |
| Remove K Digits | Medium |
| Rising Temperature | Easy |
| Edit Distance | Medium |
| Coin Change | Medium |
| Kth Largest Element in an Array | Medium |
| Roman to Integer | Easy |
| Longest Consecutive Sequence | Medium |
| Rotate Array | Medium |
| Next Permutation | Medium |
| Subarray Sum Equals K | Medium |
Unique to Deloitte (17)
Problems in Deloitte's list that do not appear at Walmart Labs.
| Problem | Difficulty |
|---|---|
| Change Null Values in a Table to the Previous Value | Medium |
| Second Highest Salary | Medium |
| Palindrome Number | Easy |
| Climbing Stairs | Easy |
| Managers with at Least 5 Direct Reports | Medium |
| Minimum Time to Repair Cars | Medium |
| Nth Highest Salary | Medium |
| Reverse Pairs | Hard |
| Remove K-Balanced Substrings | Medium |
| Max Consecutive Ones | Easy |
| Split Array Largest Sum | Hard |
| Customers Who Never Order | Easy |
Unique to Walmart Labs (118)
Problems in Walmart Labs's list that do not appear at Deloitte.
Frequently Asked Questions
How many LeetCode questions do Deloitte and Walmart Labs share?
Deloitte and Walmart Labs share 26 LeetCode interview questions. 17 problems appear only in Deloitte's list and 118 appear only in Walmart Labs's list.
What topics overlap most between Deloitte and Walmart Labs?
The most common shared topics between Deloitte and Walmart Labs are Array (15 shared questions), String (11 shared questions), Hash Table (7 shared questions), Two Pointers (7 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Deloitte or Walmart Labs?
Deloitte has 17 Easy, 23 Medium, and 3 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 Deloitte and Walmart Labs?
Start with the 26 shared problems since they cover what both companies ask most often. Then add 17 Deloitte-specific and 20 Walmart Labs-specific questions to round out your prep.