ByteDance vs Siemens Interview Questions
ByteDance lists 64 LeetCode interview questions while Siemens lists 25. They share 9 problems — 14% of ByteDance's bank and 36% of Siemens's. Focus on the overlap first, then drill into 55 ByteDance-only and 16 Siemens-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Siemens.
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 Siemens-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Siemens skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both ByteDance and Siemens.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Top K Frequent Elements | Medium |
| Two Sum | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Longest Palindromic Substring | Medium |
| Clone Graph | Medium |
| Valid Parentheses | Easy |
Unique to ByteDance (55)
Problems in ByteDance's list that do not appear at Siemens.
| Problem | Difficulty |
|---|---|
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Course Schedule | Medium |
| Combination Sum | Medium |
| Basic Calculator II | Medium |
| Shortest Bridge | Medium |
| House Robber | Medium |
| Maximal Square | Medium |
| Regular Expression Matching | Hard |
| Design Memory Allocator | Medium |
| Word Ladder | Hard |
Unique to Siemens (16)
Problems in Siemens's list that do not appear at ByteDance.
Frequently Asked Questions
How many LeetCode questions do ByteDance and Siemens share?
ByteDance and Siemens share 9 LeetCode interview questions. 55 problems appear only in ByteDance's list and 16 appear only in Siemens's list.
What topics overlap most between ByteDance and Siemens?
The most common shared topics between ByteDance and Siemens are Array (5 shared questions), Hash Table (4 shared questions), Depth-First Search (2 shared questions), Breadth-First Search (2 shared questions), Sorting (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Siemens?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Siemens has 8 Easy, 13 Medium, and 4 Hard questions. Siemens has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Siemens?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 16 Siemens-specific questions to round out your prep.