Goldman Sachs vs Palo Alto Networks Interview Questions
Goldman Sachs lists 261 LeetCode interview questions while Palo Alto Networks lists 46. They share 28 problems — 11% of Goldman Sachs's bank and 61% of Palo Alto Networks's. Focus on the overlap first, then drill into 233 Goldman Sachs-only and 18 Palo Alto Networks-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 28 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Goldman Sachs and Palo Alto Networks.
Step 2 — Company-specific depth: Add Goldman Sachs-specific problems like Trapping Rain Water, First Unique Character in a String, Fraction to Recurring Decimal and Palo Alto Networks-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Goldman Sachs skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
28 Shared Questions
High-priority problems to practice for both Goldman Sachs and Palo Alto Networks.
| Problem | Difficulty |
|---|---|
| Median of Two Sorted Arrays | Hard |
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| String Compression | Medium |
| Merge Intervals | Medium |
| Group Anagrams | Medium |
| Search in Rotated Sorted Array | Medium |
| Two Sum | Easy |
| Design HashMap | Easy |
| Sliding Window Maximum | Hard |
| Subarray Sum Equals K | Medium |
| Longest Palindromic Substring | Medium |
| Valid Parentheses | Easy |
| Maximum Profit in Job Scheduling | Hard |
| Linked List Cycle | Easy |
| Add Two Numbers | Medium |
| Merge Sorted Array | Easy |
| Koko Eating Bananas | Medium |
| Decode String | Medium |
| Path Sum | Easy |
| Binary Tree Level Order Traversal | Medium |
| Integer to Roman | Medium |
| Merge Two Sorted Lists | Easy |
| Word Break | Medium |
| Basic Calculator II | Medium |
| Restore IP Addresses | Medium |
| Binary Tree Zigzag Level Order Traversal | Medium |
| Top K Frequent Words | Medium |
Unique to Goldman Sachs (233)
Problems in Goldman Sachs's list that do not appear at Palo Alto Networks.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| First Unique Character in a String | Easy |
| Fraction to Recurring Decimal | Medium |
| High Five | Easy |
| Minimum Path Sum | Medium |
| Container With Most Water | Medium |
| Find the Winner of the Circular Game | Medium |
| Robot Bounded In Circle | Medium |
| Decode Ways | Medium |
| Number of Islands | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Find Minimum in Rotated Sorted Array | Medium |
Unique to Palo Alto Networks (18)
Problems in Palo Alto Networks's list that do not appear at Goldman Sachs.
| Problem | Difficulty |
|---|---|
| Find the Longest Equal Subarray | Medium |
| Logger Rate Limiter | Easy |
| Minimum Number of Food Buckets to Feed the Hamsters | Medium |
| Min Stack | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Longest Common Prefix | Easy |
| Design Twitter | Medium |
| Diameter of Binary Tree | Easy |
| Basic Calculator | Hard |
| Invert Binary Tree | Easy |
| Meeting Rooms | Easy |
| Path Sum II | Medium |
Frequently Asked Questions
How many LeetCode questions do Goldman Sachs and Palo Alto Networks share?
Goldman Sachs and Palo Alto Networks share 28 LeetCode interview questions. 233 problems appear only in Goldman Sachs's list and 18 appear only in Palo Alto Networks's list.
What topics overlap most between Goldman Sachs and Palo Alto Networks?
The most common shared topics between Goldman Sachs and Palo Alto Networks are Array (13 shared questions), String (11 shared questions), Hash Table (10 shared questions), Linked List (5 shared questions), Sorting (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Goldman Sachs or Palo Alto Networks?
Goldman Sachs has 48 Easy, 165 Medium, and 48 Hard questions. Palo Alto Networks has 12 Easy, 29 Medium, and 5 Hard questions. Goldman Sachs has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Goldman Sachs and Palo Alto Networks?
Start with the 28 shared problems since they cover what both companies ask most often. Then add 20 Goldman Sachs-specific and 18 Palo Alto Networks-specific questions to round out your prep.