ByteDance vs Pinterest Interview Questions
ByteDance lists 64 LeetCode interview questions while Pinterest lists 49. They share 6 problems — 9% of ByteDance's bank and 12% of Pinterest's. Focus on the overlap first, then drill into 58 ByteDance-only and 43 Pinterest-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Pinterest.
Step 2 — Company-specific depth: Add ByteDance-specific problems like LRU Cache, Remove Duplicate Letters, Smallest Subsequence of Distinct Characters and Pinterest-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Pinterest skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
6 Shared Questions
High-priority problems to practice for both ByteDance and Pinterest.
| Problem | Difficulty |
|---|---|
| Number of Islands | Medium |
| Combination Sum | Medium |
| Top K Frequent Elements | Medium |
| Multiply Strings | Medium |
| Accounts Merge | Medium |
| Single Element in a Sorted Array | Medium |
Unique to ByteDance (58)
Problems in ByteDance's list that do not appear at Pinterest.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Course Schedule | Medium |
| Basic Calculator II | Medium |
| Merge Intervals | Medium |
| Shortest Bridge | Medium |
| House Robber | Medium |
| Maximal Square | Medium |
| Regular Expression Matching | Hard |
| Design Memory Allocator | Medium |
Unique to Pinterest (43)
Problems in Pinterest's list that do not appear at ByteDance.
Frequently Asked Questions
How many LeetCode questions do ByteDance and Pinterest share?
ByteDance and Pinterest share 6 LeetCode interview questions. 58 problems appear only in ByteDance's list and 43 appear only in Pinterest's list.
What topics overlap most between ByteDance and Pinterest?
The most common shared topics between ByteDance and Pinterest are Array (5 shared questions), Depth-First Search (2 shared questions), Breadth-First Search (2 shared questions), Union-Find (2 shared questions), Hash Table (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Pinterest?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Pinterest has 1 Easy, 29 Medium, and 19 Hard questions. Pinterest has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Pinterest?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 20 Pinterest-specific questions to round out your prep.