Twitter vs Zeta Interview Questions
Twitter lists 53 LeetCode interview questions while Zeta lists 30. They share 3 problems — 6% of Twitter's bank and 10% of Zeta's. Focus on the overlap first, then drill into 50 Twitter-only and 27 Zeta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Twitter and Zeta.
Step 2 — Company-specific depth: Add Twitter-specific problems like Regular Expression Matching, Integer to Roman, Valid Parentheses and Zeta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Zeta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
3 Shared Questions
High-priority problems to practice for both Twitter and Zeta.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| Merge Intervals | Medium |
| Insert Delete GetRandom O(1) | Medium |
Unique to Twitter (50)
Problems in Twitter's list that do not appear at Zeta.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| Multiply Strings | Medium |
| Wildcard Matching | Hard |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Word Break II | Hard |
| LRU Cache | Medium |
| Time Needed to Buy Tickets | Easy |
| Max Points on a Line | Hard |
Unique to Zeta (27)
Problems in Zeta's list that do not appear at Twitter.
Frequently Asked Questions
How many LeetCode questions do Twitter and Zeta share?
Twitter and Zeta share 3 LeetCode interview questions. 50 problems appear only in Twitter's list and 27 appear only in Zeta's list.
What topics overlap most between Twitter and Zeta?
The most common shared topics between Twitter and Zeta are Array (3 shared questions), Two Pointers (1 shared questions), Dynamic Programming (1 shared questions), Stack (1 shared questions), Monotonic Stack (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Twitter or Zeta?
Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Zeta has 0 Easy, 20 Medium, and 10 Hard questions. Zeta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Twitter and Zeta?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 20 Twitter-specific and 20 Zeta-specific questions to round out your prep.