ByteDance vs Morgan Stanley Interview Questions
ByteDance lists 64 LeetCode interview questions while Morgan Stanley lists 60. They share 12 problems — 19% of ByteDance's bank and 20% of Morgan Stanley's. Focus on the overlap first, then drill into 52 ByteDance-only and 48 Morgan Stanley-only questions.
Read the full ByteDance vs Morgan Stanley preparation guide →
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 12 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Morgan Stanley.
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 Morgan Stanley-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: ByteDance skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
12 Shared Questions
High-priority problems to practice for both ByteDance and Morgan Stanley.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Top K Frequent Elements | Medium |
| Two Sum | Easy |
| Longest Increasing Subsequence | Medium |
| Longest Common Subsequence | Medium |
| Maximum Subarray | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Kth Largest Element in an Array | Medium |
| Longest Palindromic Substring | Medium |
| Jump Game | Medium |
Unique to ByteDance (52)
Problems in ByteDance's list that do not appear at Morgan Stanley.
| Problem | Difficulty |
|---|---|
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Number of Islands | 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 |
Unique to Morgan Stanley (48)
Problems in Morgan Stanley's list that do not appear at ByteDance.
Frequently Asked Questions
How many LeetCode questions do ByteDance and Morgan Stanley share?
ByteDance and Morgan Stanley share 12 LeetCode interview questions. 52 problems appear only in ByteDance's list and 48 appear only in Morgan Stanley's list.
What topics overlap most between ByteDance and Morgan Stanley?
The most common shared topics between ByteDance and Morgan Stanley are Array (8 shared questions), Dynamic Programming (6 shared questions), Hash Table (4 shared questions), Sorting (3 shared questions), Divide and Conquer (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Morgan Stanley?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Morgan Stanley has 13 Easy, 40 Medium, and 7 Hard questions. ByteDance has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Morgan Stanley?
Start with the 12 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 20 Morgan Stanley-specific questions to round out your prep.