ByteDance vs Meta Interview Questions
ByteDance lists 64 LeetCode interview questions while Meta lists 217. They share 38 problems — 59% of ByteDance's bank and 18% of Meta's. Focus on the overlap first, then drill into 26 ByteDance-only and 179 Meta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 38 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Meta.
Step 2 — Company-specific depth: Add ByteDance-specific problems like Remove Duplicate Letters, Smallest Subsequence of Distinct Characters, First Day Where You Have Been in All the Rooms and Meta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Meta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
38 Shared Questions
High-priority problems to practice for both ByteDance and Meta.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Combination Sum | Medium |
| Basic Calculator II | Medium |
| Merge Intervals | Medium |
| House Robber | Medium |
| Regular Expression Matching | Hard |
| Top K Frequent Elements | Medium |
| Two Sum | Easy |
| Word Ladder | Hard |
| Trapping Rain Water | Hard |
| Search in Rotated Sorted Array | Medium |
| Combination Sum II | Medium |
| Add Two Numbers | Medium |
| Maximum Subarray | Medium |
| Multiply Strings | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Restore IP Addresses | Medium |
| Decode String | Medium |
| Accounts Merge | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Kth Largest Element in an Array | Medium |
| Climbing Stairs | Easy |
| Shortest Distance from All Buildings | Hard |
| Subarray Sum Equals K | Medium |
| Subsets | Medium |
| Longest Palindromic Substring | Medium |
| Merge k Sorted Lists | Hard |
| Clone Graph | Medium |
Showing top 30 of 38 shared problems.
Unique to ByteDance (26)
Problems in ByteDance's list that do not appear at Meta.
| Problem | Difficulty |
|---|---|
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Shortest Bridge | Medium |
| Maximal Square | Medium |
| Design Memory Allocator | Medium |
| Longest Increasing Subsequence | Medium |
| Rotting Oranges | Medium |
| Longest Common Subsequence | Medium |
| Basic Calculator | Hard |
| Maximum Width of Binary Tree | Medium |
| Delete Node in a BST | Medium |
Unique to Meta (179)
Problems in Meta's list that do not appear at ByteDance.
| 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 |
| Pow(x, n) | Medium |
| Binary Tree Right Side View | Medium |
| Simplify Path | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Nested List Weight Sum | Medium |
| Random Pick with Weight | Medium |
Frequently Asked Questions
How many LeetCode questions do ByteDance and Meta share?
ByteDance and Meta share 38 LeetCode interview questions. 26 problems appear only in ByteDance's list and 179 appear only in Meta's list.
What topics overlap most between ByteDance and Meta?
The most common shared topics between ByteDance and Meta are Array (16 shared questions), String (9 shared questions), Hash Table (8 shared questions), Dynamic Programming (7 shared questions), Breadth-First Search (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Meta?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Meta has 52 Easy, 132 Medium, and 33 Hard questions. Meta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Meta?
Start with the 38 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 20 Meta-specific questions to round out your prep.