Apple vs Bloomberg Interview Questions
Apple lists 300 LeetCode interview questions while Bloomberg lists 1,200. They share 243 problems — 81% of Apple's bank and 20% of Bloomberg's. Focus on the overlap first, then drill into 57 Apple-only and 957 Bloomberg-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 243 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and Bloomberg.
Step 2 — Company-specific depth: Add Apple-specific problems like Snapshot Array, Compare Version Numbers, Peeking Iterator and Bloomberg-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Apple skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
243 Shared Questions
High-priority problems to practice for both Apple and Bloomberg.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Product of Array Except Self | Medium |
| Valid Palindrome | Easy |
| Rotate Image | Medium |
| Reverse Words in a String | Medium |
| Kth Largest Element in an Array | Medium |
| Spiral Matrix | Medium |
| Best Time to Buy and Sell Stock II | Medium |
| Maximum Subarray | Medium |
| Reverse Integer | Medium |
| Merge k Sorted Lists | Hard |
| Meeting Rooms II | Medium |
| Trapping Rain Water | Hard |
| Time Based Key-Value Store | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
Showing top 30 of 243 shared problems.
Unique to Apple (57)
Problems in Apple's list that do not appear at Bloomberg.
Unique to Bloomberg (957)
Problems in Bloomberg's list that do not appear at Apple.
| Problem | Difficulty |
|---|---|
| Invalid Transactions | Medium |
| Flatten a Multilevel Doubly Linked List | Medium |
| Majority Element | Easy |
| Palindrome Number | Easy |
| Design Underground System | Medium |
| Subsets | Medium |
| Next Permutation | Medium |
| Number of Ships in a Rectangle | Hard |
| Word Break II | Hard |
| Create Hello World Function | Easy |
| Single Number | Easy |
| Sort Integers by The Power Value | Medium |
Frequently Asked Questions
How many LeetCode questions do Apple and Bloomberg share?
Apple and Bloomberg share 243 LeetCode interview questions. 57 problems appear only in Apple's list and 957 appear only in Bloomberg's list.
What topics overlap most between Apple and Bloomberg?
The most common shared topics between Apple and Bloomberg are Array (18 shared questions), Hash Table (7 shared questions), String (7 shared questions), Sorting (5 shared questions), Two Pointers (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or Bloomberg?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. Bloomberg has 395 Easy, 645 Medium, and 160 Hard questions. Apple has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and Bloomberg?
Start with the 243 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 20 Bloomberg-specific questions to round out your prep.