Walmart LabsLeetCode Questions
VerifiedCommunity-reported coding interview questions for Walmart Labs, organized by frequency across 30-day, 3-month, and 6-month recency windows.
# | Problem | Difficulty | Frequency↓ | Acceptance | |
|---|---|---|---|---|---|
| #3 | Medium | 100% | 39.4% | ||
| #200 | Number of Islands3 sources | Medium | 100% | 64.7% | |
| #20 | Valid Parentheses3 sources | Easy | 100% | 44.5% | |
| #146 | LRU Cache3 sources | Medium | 100% | 47.6% | |
| #1 | Two Sum3 sources | Easy | 100% | 57.8% | |
| #42 | Trapping Rain Water3 sources | Hard | 97% | 67.7% | |
| #22 | Generate Parentheses3 sources | Medium | 93% | 78.9% | |
| #56 | Merge Intervals3 sources | Medium | 93% | 52.3% | |
| #49 | Group Anagrams3 sources | Medium | 91% | 72.9% | |
| #33 | Search in Rotated Sorted Array3 sources | Medium | 91% | 45.2% | |
| #2406 | Medium | 88% | 63.6% | ||
| #876 | Middle of the Linked List3 sources | Easy | 88% | 82.1% | |
| #1977 | Number of Ways to Separate Numbers3 sources | Hard | 88% | 21.8% | |
| #2072 | Easy | 88% | 75.6% | ||
| #2179 | Count Good Triplets in an Array3 sources | Hard | 88% | 65.3% | |
| #2449 | Hard | 88% | 61.4% | ||
| #2541 | Medium | 88% | 33.3% | ||
| #2071 | Hard | 88% | 50.0% | ||
| #3005 | Easy | 88% | 79.8% | ||
| #3090 | Easy | 88% | 65.8% | ||
| #1238 | Medium | 88% | 72.8% | ||
| #3179 | Find the N-th Value After K Seconds3 sources | Medium | 88% | 54.1% | |
| #1486 | XOR Operation in an Array3 sources | Easy | 88% | 87.7% | |
| #139 | Word Break3 sources | Medium | 82% | 49.6% | |
| #740 | Delete and Earn2 sources | Medium | 82% | 0.6% | |
| #11 | Container With Most Water3 sources | Medium | 79% | 60.4% | |
| #15 | 3Sum3 sources | Medium | 79% | 39.4% | |
| #3696 | Easy | 79% | 82.3% | ||
| #347 | Top K Frequent Elements3 sources | Medium | 75% | 66.8% | |
| #716 | Max Stack3 sources | Hard | 75% | 46.0% | |
| #407 | Trapping Rain Water II3 sources | Hard | 75% | 64.1% | |
| #75 | Sort Colors3 sources | Medium | 75% | 70.0% | |
| #128 | Longest Consecutive Sequence3 sources | Medium | 75% | 47.2% | |
| #322 | Coin Change3 sources | Medium | 75% | 48.7% | |
| #870 | Advantage Shuffle3 sources | Medium | 75% | 54.8% | |
| #5 | Longest Palindromic Substring3 sources | Medium | 75% | 38.2% | |
| #39 | Combination Sum3 sources | Medium | 75% | 76.8% | |
| #300 | Longest Increasing Subsequence3 sources | Medium | 75% | 59.7% | |
| #23 | Merge k Sorted Lists3 sources | Hard | 66% | 60.0% | |
| #53 | Maximum Subarray3 sources | Medium | 66% | 53.5% | |
| #198 | House Robber3 sources | Medium | 66% | 53.4% | |
| #387 | First Unique Character in a String3 sources | Easy | 66% | 65.8% | |
| #460 | LFU Cache3 sources | Hard | 66% | 49.7% | |
| #295 | Find Median from Data Stream3 sources | Hard | 66% | 54.7% | |
| #1329 | Sort the Matrix Diagonally3 sources | Medium | 66% | 83.2% | |
| #567 | Permutation in String3 sources | Medium | 66% | 49.2% | |
| #4 | Median of Two Sorted Arrays3 sources | Hard | 66% | 47.0% | |
| #215 | Kth Largest Element in an Array3 sources | Medium | 66% | 69.1% | |
| #560 | Subarray Sum Equals K3 sources | Medium | 66% | 47.7% | |
| #6 | Zigzag Conversion3 sources | Medium | 66% | 54.5% |
Walmart Labs Technical Interview Overview & Company-Wise Questions
This page organizes 158 community-reported Walmart Labs LeetCode problems by difficulty, frequency, and recency so you can build a focused preparation queue. Reports are aggregated from public datasets and should be treated as preparation signals rather than predictions.
How to prioritize Walmart Labs preparation
Start with the 4 questions reported in the last 30 days, then work through the highest-frequency topics (Array, Hash Table, String, Dynamic Programming). This page tracks 158 community-reported questions across 24 Easy, 107 Medium, and 27 Hard problems. Data refreshed Oct 28, 2026.
Frequently Asked Questions
What are the most frequent LeetCode questions for Walmart Labs?
The leading problems in the available Walmart Labs interview reports include Longest Substring Without Repeating Characters, Number of Islands, Valid Parentheses. This page tracks 158 reported problems across Easy (24), Medium (107), and Hard (27) difficulty levels.
Where can I practice company-wise LeetCode questions for Walmart Labs?
You can review all 158 Walmart Labs questions on this page, filter them by 30-day, 3-month, 6-month, and all-time windows, and save practice progress for free.
How does LeetMap Pro organize Walmart Labs interview problem recency?
LeetMap Pro groups community-reported occurrences into 30-day, 3-month, 6-month, and older windows. These are preparation signals from the available sources, not guarantees that a problem will appear in a future interview.
What is the difficulty distribution for Walmart Labs coding questions?
Medium is the largest tracked difficulty group for Walmart Labs, with 107 problems. The full distribution is 24 Easy, 107 Medium, and 27 Hard.