Palantir LeetCode Interview Questions
Practice 48 real coding problems frequently asked in Palantir technical interviews. Master these questions to ace your next Palantir software engineering interview.
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Palantir Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Random Pick Index 100% | MediumM | Solve→ |
Maximum Number of Occurrences of a Substring 96% | MediumM | Solve→ |
Length of Last Word 90% | EasyE | Solve→ |
N-Queens 87% | HardH | Solve→ |
Remove Duplicates from Sorted Array 84% | EasyE | Solve→ |
Coin Change II 83% | MediumM | Solve→ |
Ways to Make a Fair Array 82% | MediumM | Solve→ |
Expression Add Operators 80% | HardH | Solve→ |
Remove Letter To Equalize Frequency 79% | EasyE | Solve→ |
Sqrt(x) 78% | EasyE | Solve→ |
Lowest Common Ancestor of a Binary Search Tree 78% | MediumM | Solve→ |
Convert Binary Search Tree to Sorted Doubly Linked List 77% | MediumM | Solve→ |
Meeting Rooms II 76% | MediumM | Solve→ |
Continuous Subarrays 74% | MediumM | Solve→ |
Find Score of an Array After Marking All Elements 74% | MediumM | Solve→ |
Remove All Adjacent Duplicates in String II 73% | MediumM | Solve→ |
Kth Largest Element in an Array 72% | MediumM | Solve→ |
String Compression 72% | MediumM | Solve→ |
Design an Array Statistics Tracker 71% | HardH | Solve→ |
Find Leaves of Binary Tree 70% | MediumM | Solve→ |
Same Tree 70% | EasyE | Solve→ |
Find the Celebrity 68% | MediumM | Solve→ |
Capacity To Ship Packages Within D Days 68% | MediumM | Solve→ |
Number of Islands 67% | MediumM | Solve→ |
Container With Most Water 65% | MediumM | Solve→ |
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The kth Factor of n 64% | MediumM | Solve→ |
Missing Number 63% | EasyE | Solve→ |
K Closest Points to Origin 61% | MediumM | Solve→ |
House Robber II 58% | MediumM | Solve→ |
Gas Station 57% | MediumM | Solve→ |
Permutation in String 57% | MediumM | Solve→ |
Maximum Nesting Depth of the Parentheses 55% | EasyE | Solve→ |
Convert Sorted List to Binary Search Tree 51% | MediumM | Solve→ |
Letter Combinations of a Phone Number 47% | MediumM | Solve→ |
Koko Eating Bananas 45% | MediumM | Solve→ |
Ransom Note 37% | EasyE | Solve→ |
Minimum Absolute Difference 35% | EasyE | Solve→ |
Toeplitz Matrix 35% | EasyE | Solve→ |
Group Shifted Strings 34% | MediumM | Solve→ |
Moving Average from Data Stream 32% | EasyE | Solve→ |
Design an Ordered Stream 32% | EasyE | Solve→ |
All Nodes Distance K in Binary Tree 26% | MediumM | Solve→ |
Maximize Amount After Two Days of Conversions 25% | MediumM | Solve→ |
Missing Ranges 24% | EasyE | Solve→ |
Implement Queue using Stacks 20% | EasyE | Solve→ |
House Robber 20% | MediumM | Solve→ |
Find the Index of the First Occurrence in a String 20% | EasyE | Solve→ |
Split Array Largest Sum 20% | HardH | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Palantir ask in interviews?
Palantir commonly asks 48 coding problems in technical interviews, including Random Pick Index, Maximum Number of Occurrences of a Substring, Length of Last Word. The difficulty breakdown is 15 Easy, 29 Medium, and 4 Hard problems.
How should I prepare for a Palantir coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Palantir interviews typically emphasize Array and String. Practice explaining your thought process while coding.
What is the difficulty level of Palantir coding interviews?
Based on our data, Palantir interviews include 15 Easy (31%), 29 Medium (60%), and 4 Hard (8%) problems.
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