Snowflake vs X Interview Questions
Snowflake lists 100 LeetCode interview questions while X lists 51. They share 7 problems — 7% of Snowflake's bank and 14% of X's. Focus on the overlap first, then drill into 93 Snowflake-only and 44 X-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Snowflake and X.
Step 2 — Company-specific depth: Add Snowflake-specific problems like Course Schedule II, Parallel Courses III, Design In-Memory File System and X-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: X skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
7 Shared Questions
High-priority problems to practice for both Snowflake and X.
| Problem | Difficulty |
|---|---|
| Happy Number | Easy |
| Trapping Rain Water | Hard |
| Merge k Sorted Lists | Hard |
| LRU Cache | Medium |
| Regular Expression Matching | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Implement Trie (Prefix Tree) | Medium |
Unique to Snowflake (93)
Problems in Snowflake's list that do not appear at X.
Unique to X (44)
Problems in X's list that do not appear at Snowflake.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Tweet Counts Per Frequency | Medium |
| Flatten Nested List Iterator | Medium |
| Design Twitter | Medium |
| Binary Gap | Easy |
| Integer to Roman | Medium |
| Word Break II | Hard |
| Alien Dictionary | Hard |
| Time Needed to Buy Tickets | Easy |
| Valid Parentheses | Easy |
| Max Points on a Line | Hard |
| Trapping Rain Water II | Hard |
Frequently Asked Questions
How many LeetCode questions do Snowflake and X share?
Snowflake and X share 7 LeetCode interview questions. 93 problems appear only in Snowflake's list and 44 appear only in X's list.
What topics overlap most between Snowflake and X?
The most common shared topics between Snowflake and X are Hash Table (4 shared questions), Design (3 shared questions), Math (2 shared questions), Two Pointers (2 shared questions), Array (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Snowflake or X?
Snowflake has 13 Easy, 67 Medium, and 20 Hard questions. X has 8 Easy, 31 Medium, and 12 Hard questions. X has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Snowflake and X?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 Snowflake-specific and 20 X-specific questions to round out your prep.