Bloomberg vs Uber Interview Questions

Bloomberg lists 1,200 LeetCode interview questions while Uber lists 362. They share 222 problems — 19% of Bloomberg's bank and 61% of Uber's. Focus on the overlap first, then drill into 978 Bloomberg-only and 140 Uber-only questions.

Read the full Bloomberg vs Uber preparation guide →

Overview

Bloomberg

1,200 questions

Easy 395Medium 645Hard 160
Uber

362 questions

Easy 45Medium 215Hard 102

Preparation Strategy

Step 1 — Shared core: Solve the 222 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Bloomberg and Uber.

Step 2 — Company-specific depth: Add Bloomberg-specific problems like Invalid Transactions, 3Sum, Flatten a Multilevel Doubly Linked List and Uber-specific problems from the exclusive lists below.

Step 3 — Difficulty tuning: Uber skews harder in our data. Budget extra time for Hard problems if you are targeting that company.

Difficulty Comparison

Easy
Bloomberg
395
Uber
45
Medium
Bloomberg
645
Uber
215
Hard
Bloomberg
160
Uber
102

Top Shared Topics

222 Shared Questions

High-priority problems to practice for both Bloomberg and Uber.

ProblemDifficulty
Two SumEasy
Merge IntervalsMedium
Add Two NumbersMedium
Longest Substring Without Repeating CharactersMedium
Valid ParenthesesEasy
Insert Delete GetRandom O(1)Medium
Number of IslandsMedium
Best Time to Buy and Sell StockEasy
Trapping Rain WaterHard
Longest Palindromic SubstringMedium
Longest Common PrefixEasy
Word SearchMedium
Median of Two Sorted ArraysHard
Container With Most WaterMedium
Reverse IntegerMedium
Valid AnagramEasy
Remove Duplicates from Sorted ArrayEasy
LRU CacheMedium
Roman to IntegerEasy
Subarray Sum Equals KMedium
Longest Consecutive SequenceMedium
Search in Rotated Sorted ArrayMedium
Min StackMedium
Maximum SubarrayMedium
Group AnagramsMedium
SubsetsMedium
Next PermutationMedium
Move ZeroesEasy
Rotate ImageMedium
Generate ParenthesesMedium

Showing top 30 of 222 shared problems.

Unique to Bloomberg (978)

Problems in Bloomberg's list that do not appear at Uber.

ProblemDifficulty
Invalid TransactionsMedium
3SumMedium
Flatten a Multilevel Doubly Linked ListMedium
Majority ElementEasy
Decode StringMedium
Merge Sorted ArrayEasy
Palindrome NumberEasy
Merge Two Sorted ListsEasy
Design Underground SystemMedium
First Unique Character in a StringEasy
Rotate ArrayMedium
Validate Binary Search TreeMedium

Unique to Uber (140)

Problems in Uber's list that do not appear at Bloomberg.

ProblemDifficulty
Number of Islands IIHard
First Unique NumberMedium
Minimum Edge Reversals So Every Node Is ReachableHard
Count Paths That Can Form a Palindrome in a TreeHard
Leftmost Column with at Least a OneMedium
Block Placement QueriesHard
Shortest BridgeMedium
Design In-Memory File SystemHard
Shuffle an ArrayMedium
The Earliest Moment When Everyone Become FriendsMedium
Rotating the BoxMedium
Split Message Based on LimitHard

Frequently Asked Questions

How many LeetCode questions do Bloomberg and Uber share?

Bloomberg and Uber share 222 LeetCode interview questions. 978 problems appear only in Bloomberg's list and 140 appear only in Uber's list.

What topics overlap most between Bloomberg and Uber?

The most common shared topics between Bloomberg and Uber are Array (20 shared questions), Hash Table (9 shared questions), String (9 shared questions), Two Pointers (6 shared questions), Math (5 shared questions). Mastering these areas prepares you for both companies.

Which company asks harder LeetCode questions: Bloomberg or Uber?

Bloomberg has 395 Easy, 645 Medium, and 160 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Uber has a higher proportion of Hard problems in its interview set.

How should I prepare if interviewing at both Bloomberg and Uber?

Start with the 222 shared problems since they cover what both companies ask most often. Then add 20 Bloomberg-specific and 20 Uber-specific questions to round out your prep.

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