Samsung vs Twitter Interview Questions
Samsung lists 65 LeetCode interview questions while Twitter lists 53. They share 7 problems — 11% of Samsung's bank and 13% of Twitter's. Focus on the overlap first, then drill into 58 Samsung-only and 46 Twitter-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Samsung and Twitter.
Step 2 — Company-specific depth: Add Samsung-specific problems like Burst Balloons, Number of Islands, Longest Increasing Subsequence and Twitter-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
7 Shared Questions
High-priority problems to practice for both Samsung and Twitter.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Trapping Rain Water | Hard |
| Rotting Oranges | Medium |
| Merge k Sorted Lists | Hard |
| Valid Parentheses | Easy |
| Trapping Rain Water II | Hard |
| Merge Intervals | Medium |
Unique to Samsung (58)
Problems in Samsung's list that do not appear at Twitter.
Unique to Twitter (46)
Problems in Twitter's list that do not appear at Samsung.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Multiply Strings | Medium |
| Wildcard Matching | Hard |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Word Break II | Hard |
| Time Needed to Buy Tickets | Easy |
| Max Points on a Line | Hard |
| One Edit Distance | Medium |
| Happy Number | Easy |
| Reverse Linked List | Easy |
Frequently Asked Questions
How many LeetCode questions do Samsung and Twitter share?
Samsung and Twitter share 7 LeetCode interview questions. 58 problems appear only in Samsung's list and 46 appear only in Twitter's list.
What topics overlap most between Samsung and Twitter?
The most common shared topics between Samsung and Twitter are Array (4 shared questions), Linked List (2 shared questions), Stack (2 shared questions), Breadth-First Search (2 shared questions), Matrix (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Samsung or Twitter?
Samsung has 12 Easy, 36 Medium, and 17 Hard questions. Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Samsung has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Samsung and Twitter?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 Samsung-specific and 20 Twitter-specific questions to round out your prep.