Yandex vs Zeta Interview Questions
Yandex lists 128 LeetCode interview questions while Zeta lists 30. They share 8 problems — 6% of Yandex's bank and 27% of Zeta's. Focus on the overlap first, then drill into 120 Yandex-only and 22 Zeta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Yandex and Zeta.
Step 2 — Company-specific depth: Add Yandex-specific problems like Longest Subarray of 1's After Deleting One Element, Summary Ranges, Maximize Distance to Closest Person 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
8 Shared Questions
High-priority problems to practice for both Yandex and Zeta.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Merge Intervals | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Trapping Rain Water | Hard |
| Median of Two Sorted Arrays | Hard |
| Maximum Subarray | Medium |
| Minimum Window Substring | Hard |
| Sliding Window Maximum | Hard |
Unique to Yandex (120)
Problems in Yandex's list that do not appear at Zeta.
| Problem | Difficulty |
|---|---|
| Longest Subarray of 1's After Deleting One Element | Medium |
| Summary Ranges | Easy |
| Maximize Distance to Closest Person | Medium |
| Find K Closest Elements | Medium |
| Subarray Sum Equals K | Medium |
| String Compression | Medium |
| Valid Palindrome II | Easy |
| Move Zeroes | Easy |
| One Edit Distance | Medium |
| Permutation in String | Medium |
| Isomorphic Strings | Easy |
| Line Reflection | Medium |
Unique to Zeta (22)
Problems in Zeta's list that do not appear at Yandex.
| Problem | Difficulty |
|---|---|
| Apply Operations to Make Two Strings Equal | Medium |
| Split Array Largest Sum | Hard |
| Capacity To Ship Packages Within D Days | Medium |
| Palindrome Partitioning II | Hard |
| Task Scheduler | Medium |
| Remove Boxes | Hard |
| Next Greater Element II | Medium |
| Reverse Nodes in k-Group | Hard |
| Maximal Rectangle | Hard |
| Count Univalue Subtrees | Medium |
| Remove K Digits | Medium |
| Heaters | Medium |
Frequently Asked Questions
How many LeetCode questions do Yandex and Zeta share?
Yandex and Zeta share 8 LeetCode interview questions. 120 problems appear only in Yandex's list and 22 appear only in Zeta's list.
What topics overlap most between Yandex and Zeta?
The most common shared topics between Yandex and Zeta are Array (6 shared questions), Hash Table (3 shared questions), Sliding Window (3 shared questions), String (2 shared questions), Dynamic Programming (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Yandex or Zeta?
Yandex has 51 Easy, 67 Medium, and 10 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 Yandex and Zeta?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Yandex-specific and 20 Zeta-specific questions to round out your prep.