PhonePe vs Walmart Labs Interview Questions
PhonePe lists 93 LeetCode interview questions while Walmart Labs lists 144. They share 27 problems — 29% of PhonePe's bank and 19% of Walmart Labs's. Focus on the overlap first, then drill into 66 PhonePe-only and 117 Walmart Labs-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 27 overlapping problems first. These are the highest-yield questions for candidates interviewing at both PhonePe and Walmart Labs.
Step 2 — Company-specific depth: Add PhonePe-specific problems like Frog Jump, Burst Balloons, Decoded String at Index and Walmart Labs-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: PhonePe skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
27 Shared Questions
High-priority problems to practice for both PhonePe and Walmart Labs.
| Problem | Difficulty |
|---|---|
| Remove K Digits | Medium |
| Bus Routes | Hard |
| Longest Palindromic Substring | Medium |
| Trapping Rain Water | Hard |
| Candy | Hard |
| House Robber | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Sliding Window Maximum | Hard |
| Rotting Oranges | Medium |
| Sort Colors | Medium |
| Merge Intervals | Medium |
| LRU Cache | Medium |
| Longest Common Prefix | Easy |
| Best Time to Buy and Sell Stock II | Medium |
| Largest Rectangle in Histogram | Hard |
| Number of Islands II | Hard |
| Daily Temperatures | Medium |
| Course Schedule II | Medium |
| Number of Islands | Medium |
| Copy List with Random Pointer | Medium |
| Group Anagrams | Medium |
| Longest Consecutive Sequence | Medium |
| First Missing Positive | Hard |
| Asteroid Collision | Medium |
| Generate Parentheses | Medium |
| Insert Interval | Medium |
| Jump Game | Medium |
Unique to PhonePe (66)
Problems in PhonePe's list that do not appear at Walmart Labs.
Unique to Walmart Labs (117)
Problems in Walmart Labs's list that do not appear at PhonePe.
Frequently Asked Questions
How many LeetCode questions do PhonePe and Walmart Labs share?
PhonePe and Walmart Labs share 27 LeetCode interview questions. 66 problems appear only in PhonePe's list and 117 appear only in Walmart Labs's list.
What topics overlap most between PhonePe and Walmart Labs?
The most common shared topics between PhonePe and Walmart Labs are Array (20 shared questions), Hash Table (7 shared questions), Dynamic Programming (7 shared questions), String (5 shared questions), Stack (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: PhonePe or Walmart Labs?
PhonePe has 2 Easy, 58 Medium, and 33 Hard questions. Walmart Labs has 22 Easy, 96 Medium, and 26 Hard questions. PhonePe has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both PhonePe and Walmart Labs?
Start with the 27 shared problems since they cover what both companies ask most often. Then add 20 PhonePe-specific and 20 Walmart Labs-specific questions to round out your prep.