Coupang vs Snapchat Interview Questions
Coupang lists 49 LeetCode interview questions while Snapchat lists 99. They share 18 problems — 37% of Coupang's bank and 18% of Snapchat's. Focus on the overlap first, then drill into 31 Coupang-only and 81 Snapchat-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 18 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Coupang and Snapchat.
Step 2 — Company-specific depth: Add Coupang-specific problems like Word Break, Subsets, Decode String and Snapchat-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snapchat skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
18 Shared Questions
High-priority problems to practice for both Coupang and Snapchat.
| Problem | Difficulty |
|---|---|
| LFU Cache | Hard |
| LRU Cache | Medium |
| Course Schedule | Medium |
| Possible Bipartition | Medium |
| Remove K Digits | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Snapshot Array | Medium |
| Wildcard Matching | Hard |
| Number of Distinct Islands | Medium |
| Basic Calculator II | Medium |
| Number of Islands | Medium |
| Group Anagrams | Medium |
| Cheapest Flights Within K Stops | Medium |
| Open the Lock | Medium |
| Basic Calculator III | Hard |
| Bus Routes | Hard |
| Search a 2D Matrix II | Medium |
| Basic Calculator | Hard |
Unique to Coupang (31)
Problems in Coupang's list that do not appear at Snapchat.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Subsets | Medium |
| Decode String | Medium |
| Longest Substring with At Most K Distinct Characters | Medium |
| Split BST | Medium |
| Range Module | Hard |
| Find Pivot Index | Easy |
| Design In-Memory File System | Hard |
| Unique Paths II | Medium |
| Design Twitter | Medium |
| Shopping Offers | Medium |
| Longest Repeating Substring | Medium |
Unique to Snapchat (81)
Problems in Snapchat's list that do not appear at Coupang.
| Problem | Difficulty |
|---|---|
| Meeting Rooms II | Medium |
| Valid Sudoku | Medium |
| Sudoku Solver | Hard |
| Combination Sum | Medium |
| Combination Sum II | Medium |
| Minimum Window Substring | Hard |
| Unique Binary Search Trees | Medium |
| Word Ladder | Hard |
| Word Break II | Hard |
| Reverse Words in a String | Medium |
| Min Stack | Medium |
| One Edit Distance | Medium |
Frequently Asked Questions
How many LeetCode questions do Coupang and Snapchat share?
Coupang and Snapchat share 18 LeetCode interview questions. 31 problems appear only in Coupang's list and 81 appear only in Snapchat's list.
What topics overlap most between Coupang and Snapchat?
The most common shared topics between Coupang and Snapchat are Hash Table (8 shared questions), String (8 shared questions), Breadth-First Search (7 shared questions), Array (6 shared questions), Depth-First Search (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Coupang or Snapchat?
Coupang has 2 Easy, 33 Medium, and 14 Hard questions. Snapchat has 6 Easy, 62 Medium, and 31 Hard questions. Snapchat has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Coupang and Snapchat?
Start with the 18 shared problems since they cover what both companies ask most often. Then add 20 Coupang-specific and 20 Snapchat-specific questions to round out your prep.