Snap vs Twitter Interview Questions
Snap lists 84 LeetCode interview questions while Twitter lists 53. They share 10 problems — 12% of Snap's bank and 19% of Twitter's. Focus on the overlap first, then drill into 74 Snap-only and 43 Twitter-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Snap and Twitter.
Step 2 — Company-specific depth: Add Snap-specific problems like Meeting Rooms II, Number of Islands, Word Ladder and Twitter-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snap skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both Snap and Twitter.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Word Break II | Hard |
| Alien Dictionary | Hard |
| One Edit Distance | Medium |
| Wildcard Matching | Hard |
| Reverse Linked List | Easy |
| Best Meeting Point | Hard |
| Merge Intervals | Medium |
| Merge k Sorted Lists | Hard |
| Random Pick with Weight | Medium |
Unique to Snap (74)
Problems in Snap's list that do not appear at Twitter.
| Problem | Difficulty |
|---|---|
| Meeting Rooms II | Medium |
| Number of Islands | Medium |
| Word Ladder | Hard |
| Minimum Window Substring | Hard |
| Design Log Storage System | Medium |
| Making A Large Island | Hard |
| Number of Distinct Islands | Medium |
| Bus Routes | Hard |
| Basic Calculator II | Medium |
| Combination Sum | Medium |
| Reverse Words in a String | Medium |
| Bricks Falling When Hit | Hard |
Unique to Twitter (43)
Problems in Twitter's list that do not appear at Snap.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Valid Parentheses | Easy |
| Trapping Rain Water | Hard |
| Multiply Strings | Medium |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Time Needed to Buy Tickets | Easy |
| Max Points on a Line | Hard |
| Happy Number | Easy |
| Implement Trie (Prefix Tree) | Medium |
| The Skyline Problem | Hard |
Frequently Asked Questions
How many LeetCode questions do Snap and Twitter share?
Snap and Twitter share 10 LeetCode interview questions. 74 problems appear only in Snap's list and 43 appear only in Twitter's list.
What topics overlap most between Snap and Twitter?
The most common shared topics between Snap and Twitter are Array (5 shared questions), String (4 shared questions), Linked List (3 shared questions), Hash Table (2 shared questions), Dynamic Programming (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Snap or Twitter?
Snap has 5 Easy, 52 Medium, and 27 Hard questions. Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Snap has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Snap and Twitter?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 Snap-specific and 20 Twitter-specific questions to round out your prep.