Coupang vs Google Interview Questions
Coupang lists 49 LeetCode interview questions while Google lists 2,305. They share 47 problems — 96% of Coupang's bank and 2% of Google's. Focus on the overlap first, then drill into 2 Coupang-only and 2,258 Google-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 47 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Coupang and Google.
Step 2 — Company-specific depth: Add Coupang-specific problems like Split BST, Split Strings by Separator and Google-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Coupang skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
47 Shared Questions
High-priority problems to practice for both Coupang and Google.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Subsets | Medium |
| Decode String | Medium |
| LFU Cache | Hard |
| Longest Substring with At Most K Distinct Characters | Medium |
| LRU Cache | Medium |
| Range Module | Hard |
| Find Pivot Index | Easy |
| Course Schedule | Medium |
| Design In-Memory File System | Hard |
| Unique Paths II | Medium |
| Design Twitter | Medium |
| Shopping Offers | Medium |
| Longest Repeating Substring | Medium |
| Unique Paths | Medium |
| Possible Bipartition | Medium |
| Regular Expression Matching | Hard |
| Shortest Bridge | Medium |
| Remove K Digits | Medium |
| Find K Closest Elements | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Longest Duplicate Substring | Hard |
| Snapshot Array | Medium |
| Design Hit Counter | Medium |
| Wildcard Matching | Hard |
| Number of Distinct Islands | Medium |
| Basic Calculator II | Medium |
| Number of Islands | Medium |
| Single Element in a Sorted Array | Medium |
| Search a 2D Matrix | Medium |
Showing top 30 of 47 shared problems.
Unique to Coupang (2)
Problems in Coupang's list that do not appear at Google.
| Problem | Difficulty |
|---|---|
| Split BST | Medium |
| Split Strings by Separator | Easy |
Unique to Google (2,258)
Problems in Google's list that do not appear at Coupang.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Add Two Numbers | Medium |
| Trapping Rain Water | Hard |
| Median of Two Sorted Arrays | Hard |
| Longest Common Prefix | Easy |
| Palindrome Number | Easy |
| Merge Sorted Array | Easy |
| Best Time to Buy and Sell Stock | Easy |
| 3Sum | Medium |
| Create Hello World Function | Easy |
| Merge Strings Alternately | Easy |
| Longest Palindromic Substring | Medium |
Frequently Asked Questions
How many LeetCode questions do Coupang and Google share?
Coupang and Google share 47 LeetCode interview questions. 2 problems appear only in Coupang's list and 2258 appear only in Google's list.
What topics overlap most between Coupang and Google?
The most common shared topics between Coupang and Google are Array (12 shared questions), String (11 shared questions), Hash Table (9 shared questions), Dynamic Programming (7 shared questions), Design (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Coupang or Google?
Coupang has 2 Easy, 33 Medium, and 14 Hard questions. Google has 601 Easy, 1205 Medium, and 499 Hard questions. Coupang has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Coupang and Google?
Start with the 47 shared problems since they cover what both companies ask most often. Then add 2 Coupang-specific and 20 Google-specific questions to round out your prep.