Google vs Samsung Interview Questions
Google lists 2,305 LeetCode interview questions while Samsung lists 65. They share 52 problems — 2% of Google's bank and 80% of Samsung's. Focus on the overlap first, then drill into 2,253 Google-only and 13 Samsung-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 52 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Google and Samsung.
Step 2 — Company-specific depth: Add Google-specific problems like Add Two Numbers, Palindrome Number, Longest Substring Without Repeating Characters and Samsung-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Samsung skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
52 Shared Questions
High-priority problems to practice for both Google and Samsung.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Trapping Rain Water | Hard |
| Median of Two Sorted Arrays | Hard |
| Longest Common Prefix | Easy |
| Merge Sorted Array | Easy |
| Best Time to Buy and Sell Stock | Easy |
| 3Sum | Medium |
| Longest Palindromic Substring | Medium |
| Valid Parentheses | Easy |
| Merge Intervals | Medium |
| Number of Islands | Medium |
| Maximum Subarray | Medium |
| Next Permutation | Medium |
| Generate Parentheses | Medium |
| Search in Rotated Sorted Array | Medium |
| Move Zeroes | Easy |
| LRU Cache | Medium |
| Split Array Largest Sum | Hard |
| Find Peak Element | Medium |
| Rotate Array | Medium |
| Rotate Image | Medium |
| Sort Colors | Medium |
| Longest Increasing Subsequence | Medium |
| Rotting Oranges | Medium |
| Permutations | Medium |
| Merge k Sorted Lists | Hard |
| Coin Change | Medium |
| Jump Game II | Medium |
| Edit Distance | Medium |
| Remove K Digits | Medium |
Showing top 30 of 52 shared problems.
Unique to Google (2,253)
Problems in Google's list that do not appear at Samsung.
| Problem | Difficulty |
|---|---|
| Add Two Numbers | Medium |
| Palindrome Number | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Create Hello World Function | Easy |
| Merge Strings Alternately | Easy |
| Longest Consecutive Sequence | Medium |
| Container With Most Water | Medium |
| Recyclable and Low Fat Products | Easy |
| Majority Element | Easy |
| Roman to Integer | Easy |
| Reverse Integer | Medium |
| Remove Duplicates from Sorted Array | Easy |
Unique to Samsung (13)
Problems in Samsung's list that do not appear at Google.
Frequently Asked Questions
How many LeetCode questions do Google and Samsung share?
Google and Samsung share 52 LeetCode interview questions. 2253 problems appear only in Google's list and 13 appear only in Samsung's list.
What topics overlap most between Google and Samsung?
The most common shared topics between Google and Samsung are Array (23 shared questions), Dynamic Programming (10 shared questions), Two Pointers (8 shared questions), String (6 shared questions), Binary Search (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Google or Samsung?
Google has 601 Easy, 1205 Medium, and 499 Hard questions. Samsung has 12 Easy, 36 Medium, and 17 Hard questions. Samsung has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Google and Samsung?
Start with the 52 shared problems since they cover what both companies ask most often. Then add 20 Google-specific and 13 Samsung-specific questions to round out your prep.