Palo Alto Networks vs Yelp Interview Questions
Palo Alto Networks lists 46 LeetCode interview questions while Yelp lists 27. They share 9 problems — 20% of Palo Alto Networks's bank and 33% of Yelp's. Focus on the overlap first, then drill into 37 Palo Alto Networks-only and 18 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Palo Alto Networks and Yelp.
Step 2 — Company-specific depth: Add Palo Alto Networks-specific problems like LRU Cache, Find the Longest Equal Subarray, Logger Rate Limiter and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Yelp skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both Palo Alto Networks and Yelp.
| Problem | Difficulty |
|---|---|
| String Compression | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Group Anagrams | Medium |
| Decode String | Medium |
| Merge Intervals | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Top K Frequent Words | Medium |
| Longest Common Prefix | Easy |
| Two Sum | Easy |
Unique to Palo Alto Networks (37)
Problems in Palo Alto Networks's list that do not appear at Yelp.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Find the Longest Equal Subarray | Medium |
| Logger Rate Limiter | Easy |
| Add Two Numbers | Medium |
| Design HashMap | Easy |
| Search in Rotated Sorted Array | Medium |
| Minimum Number of Food Buckets to Feed the Hamsters | Medium |
| Min Stack | Medium |
| Binary Tree Level Order Traversal | Medium |
| Merge Sorted Array | Easy |
| Median of Two Sorted Arrays | Hard |
| Restore IP Addresses | Medium |
Unique to Yelp (18)
Problems in Yelp's list that do not appear at Palo Alto Networks.
Frequently Asked Questions
How many LeetCode questions do Palo Alto Networks and Yelp share?
Palo Alto Networks and Yelp share 9 LeetCode interview questions. 37 problems appear only in Palo Alto Networks's list and 18 appear only in Yelp's list.
What topics overlap most between Palo Alto Networks and Yelp?
The most common shared topics between Palo Alto Networks and Yelp are String (6 shared questions), Array (6 shared questions), Hash Table (5 shared questions), Sorting (3 shared questions), Trie (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Palo Alto Networks or Yelp?
Palo Alto Networks has 12 Easy, 29 Medium, and 5 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. Yelp has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Palo Alto Networks and Yelp?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 Palo Alto Networks-specific and 18 Yelp-specific questions to round out your prep.