Meta vs Twitter Interview Questions
Meta lists 217 LeetCode interview questions while Twitter lists 53. They share 17 problems — 8% of Meta's bank and 32% of Twitter's. Focus on the overlap first, then drill into 200 Meta-only and 36 Twitter-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 17 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Meta and Twitter.
Step 2 — Company-specific depth: Add Meta-specific problems like Minimum Remove to Make Valid Parentheses, Valid Word Abbreviation, Binary Tree Vertical Order Traversal and Twitter-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Twitter skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
17 Shared Questions
High-priority problems to practice for both Meta and Twitter.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Random Pick with Weight | Medium |
| Merge k Sorted Lists | Hard |
| Valid Parentheses | Easy |
| LRU Cache | Medium |
| Trapping Rain Water | Hard |
| Multiply Strings | Medium |
| Regular Expression Matching | Hard |
| Kth Smallest Element in a Sorted Matrix | Medium |
| Lowest Common Ancestor of a Binary Search Tree | Medium |
| Word Break II | Hard |
| Alien Dictionary | Hard |
| Wildcard Matching | Hard |
| Reverse Linked List | Easy |
| Max Points on a Line | Hard |
| Pascal's Triangle | Easy |
| Integer to Roman | Medium |
Unique to Meta (200)
Problems in Meta's list that do not appear at Twitter.
| Problem | Difficulty |
|---|---|
| Minimum Remove to Make Valid Parentheses | Medium |
| Valid Word Abbreviation | Easy |
| Binary Tree Vertical Order Traversal | Medium |
| Valid Palindrome II | Easy |
| Lowest Common Ancestor of a Binary Tree III | Medium |
| Merge Sorted Array | Easy |
| Kth Largest Element in an Array | Medium |
| Pow(x, n) | Medium |
| Binary Tree Right Side View | Medium |
| Simplify Path | Medium |
| Basic Calculator II | Medium |
| Two Sum | Easy |
Unique to Twitter (36)
Problems in Twitter's list that do not appear at Meta.
| Problem | Difficulty |
|---|---|
| Permutation Sequence | Hard |
| Time Needed to Buy Tickets | Easy |
| One Edit Distance | Medium |
| Happy Number | Easy |
| Implement Trie (Prefix Tree) | Medium |
| The Skyline Problem | Hard |
| Flatten 2D Vector | Medium |
| Best Meeting Point | Hard |
| Design Skiplist | Hard |
| Number of Connected Components in an Undirected Graph | Medium |
| Flatten Nested List Iterator | Medium |
| Design Twitter | Medium |
Frequently Asked Questions
How many LeetCode questions do Meta and Twitter share?
Meta and Twitter share 17 LeetCode interview questions. 200 problems appear only in Meta's list and 36 appear only in Twitter's list.
What topics overlap most between Meta and Twitter?
The most common shared topics between Meta and Twitter are Array (8 shared questions), String (7 shared questions), Dynamic Programming (5 shared questions), Math (4 shared questions), Hash Table (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Meta or Twitter?
Meta has 52 Easy, 132 Medium, and 33 Hard questions. Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Twitter has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Meta and Twitter?
Start with the 17 shared problems since they cover what both companies ask most often. Then add 20 Meta-specific and 20 Twitter-specific questions to round out your prep.