Amazon vs ByteDance Interview Questions
Amazon lists 1,968 LeetCode interview questions while ByteDance lists 64. They share 61 problems — 3% of Amazon's bank and 95% of ByteDance's. Focus on the overlap first, then drill into 1,907 Amazon-only and 3 ByteDance-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 61 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Amazon and ByteDance.
Step 2 — Company-specific depth: Add Amazon-specific problems like Group Anagrams, Reorganize String, 3Sum and ByteDance-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Amazon skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
61 Shared Questions
High-priority problems to practice for both Amazon and ByteDance.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| LRU Cache | Medium |
| Trapping Rain Water | Hard |
| Number of Islands | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Add Two Numbers | Medium |
| Longest Palindromic Substring | Medium |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Course Schedule | Medium |
| Merge k Sorted Lists | Hard |
| Rotting Oranges | Medium |
| Subarray Sum Equals K | Medium |
| Search in Rotated Sorted Array | Medium |
| Top K Frequent Elements | Medium |
| Maximum Subarray | Medium |
| Word Ladder | Hard |
| Jump Game | Medium |
| Climbing Stairs | Easy |
| House Robber | Medium |
| Sliding Window Maximum | Hard |
| Kth Largest Element in an Array | Medium |
| Subsets | Medium |
| Unique Paths | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Find Peak Element | Medium |
| Longest Repeating Character Replacement | Medium |
| Single Element in a Sorted Array | Medium |
| Binary Tree Zigzag Level Order Traversal | Medium |
Showing top 30 of 61 shared problems.
Unique to Amazon (1,907)
Problems in Amazon's list that do not appear at ByteDance.
| Problem | Difficulty |
|---|---|
| Group Anagrams | Medium |
| Reorganize String | Medium |
| 3Sum | Medium |
| Container With Most Water | Medium |
| Median of Two Sorted Arrays | Hard |
| Koko Eating Bananas | Medium |
| Longest Common Prefix | Easy |
| Merge Sorted Array | Easy |
| Longest Consecutive Sequence | Medium |
| Copy List with Random Pointer | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Generate Parentheses | Medium |
Unique to ByteDance (3)
Problems in ByteDance's list that do not appear at Amazon.
| Problem | Difficulty |
|---|---|
| First Day Where You Have Been in All the Rooms | Medium |
| Number of Good Leaf Nodes Pairs | Medium |
| Minimum Area Rectangle | Medium |
Frequently Asked Questions
How many LeetCode questions do Amazon and ByteDance share?
Amazon and ByteDance share 61 LeetCode interview questions. 1907 problems appear only in Amazon's list and 3 appear only in ByteDance's list.
What topics overlap most between Amazon and ByteDance?
The most common shared topics between Amazon and ByteDance are Array (18 shared questions), Hash Table (8 shared questions), Dynamic Programming (8 shared questions), Breadth-First Search (5 shared questions), String (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Amazon or ByteDance?
Amazon has 527 Easy, 1074 Medium, and 367 Hard questions. ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Amazon has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Amazon and ByteDance?
Start with the 61 shared problems since they cover what both companies ask most often. Then add 20 Amazon-specific and 3 ByteDance-specific questions to round out your prep.