Intel vs Yandex Interview Questions
Intel lists 25 LeetCode interview questions while Yandex lists 128. They share 16 problems — 64% of Intel's bank and 13% of Yandex's. Focus on the overlap first, then drill into 9 Intel-only and 112 Yandex-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 16 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Intel and Yandex.
Step 2 — Company-specific depth: Add Intel-specific problems like Find Consecutive Integers from a Data Stream, Maximum Nesting Depth of the Parentheses, Copy List with Random Pointer and Yandex-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Yandex skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
16 Shared Questions
High-priority problems to practice for both Intel and Yandex.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| Valid Parentheses | Easy |
| Number of Islands | Medium |
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| LRU Cache | Medium |
| Reverse Integer | Medium |
| Maximum Subarray | Medium |
| Merge Two Sorted Lists | Easy |
| Add Two Numbers | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Palindrome Number | Easy |
| Container With Most Water | Medium |
| Merge Sorted Array | Easy |
| Linked List Cycle | Easy |
| Valid Palindrome | Easy |
Unique to Intel (9)
Problems in Intel's list that do not appear at Yandex.
| Problem | Difficulty |
|---|---|
| Find Consecutive Integers from a Data Stream | Medium |
| Maximum Nesting Depth of the Parentheses | Easy |
| Copy List with Random Pointer | Medium |
| Count Primes | Medium |
| Best Time to Buy and Sell Stock II | Medium |
| Climbing Stairs | Easy |
| Reverse Words in a String | Medium |
| Rotate Image | Medium |
| Top K Frequent Words | Medium |
Unique to Yandex (112)
Problems in Yandex's list that do not appear at Intel.
| 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 |
| Merge Intervals | Medium |
| Valid Palindrome II | Easy |
| Move Zeroes | Easy |
| One Edit Distance | Medium |
| Permutation in String | Medium |
| Isomorphic Strings | Easy |
Frequently Asked Questions
How many LeetCode questions do Intel and Yandex share?
Intel and Yandex share 16 LeetCode interview questions. 9 problems appear only in Intel's list and 112 appear only in Yandex's list.
What topics overlap most between Intel and Yandex?
The most common shared topics between Intel and Yandex are Array (7 shared questions), Two Pointers (5 shared questions), Hash Table (4 shared questions), Linked List (4 shared questions), Dynamic Programming (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Intel or Yandex?
Intel has 10 Easy, 14 Medium, and 1 Hard questions. Yandex has 51 Easy, 67 Medium, and 10 Hard questions. Yandex has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Intel and Yandex?
Start with the 16 shared problems since they cover what both companies ask most often. Then add 9 Intel-specific and 20 Yandex-specific questions to round out your prep.