Intel vs LinkedIn Interview Questions
Intel lists 25 LeetCode interview questions while LinkedIn lists 141. They share 9 problems — 36% of Intel's bank and 6% of LinkedIn's. Focus on the overlap first, then drill into 16 Intel-only and 132 LinkedIn-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Intel and LinkedIn.
Step 2 — Company-specific depth: Add Intel-specific problems like Trapping Rain Water, Find Consecutive Integers from a Data Stream, Maximum Nesting Depth of the Parentheses and LinkedIn-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: LinkedIn skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both Intel and LinkedIn.
| Problem | Difficulty |
|---|---|
| Valid Parentheses | Easy |
| Number of Islands | Medium |
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| LRU Cache | Medium |
| Maximum Subarray | Medium |
| Merge Two Sorted Lists | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Merge Sorted Array | Easy |
Unique to Intel (16)
Problems in Intel's list that do not appear at LinkedIn.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| 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 |
| Reverse Integer | Medium |
| Climbing Stairs | Easy |
| Reverse Words in a String | Medium |
| Add Two Numbers | Medium |
| Palindrome Number | Easy |
| Container With Most Water | Medium |
Unique to LinkedIn (132)
Problems in LinkedIn's list that do not appear at Intel.
| Problem | Difficulty |
|---|---|
| Max Stack | Hard |
| Nested List Weight Sum II | Medium |
| All O`one Data Structure | Hard |
| Word Ladder | Hard |
| Find the Celebrity | Medium |
| Nested List Weight Sum | Medium |
| Design Authentication Manager | Medium |
| Find Leaves of Binary Tree | Medium |
| Shortest Word Distance II | Medium |
| Max Consecutive Ones III | Medium |
| Maximum Product Subarray | Medium |
| Can Place Flowers | Easy |
Frequently Asked Questions
How many LeetCode questions do Intel and LinkedIn share?
Intel and LinkedIn share 9 LeetCode interview questions. 16 problems appear only in Intel's list and 132 appear only in LinkedIn's list.
What topics overlap most between Intel and LinkedIn?
The most common shared topics between Intel and LinkedIn are Array (5 shared questions), Hash Table (3 shared questions), String (2 shared questions), Linked List (2 shared questions), Dynamic Programming (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Intel or LinkedIn?
Intel has 10 Easy, 14 Medium, and 1 Hard questions. LinkedIn has 25 Easy, 90 Medium, and 26 Hard questions. LinkedIn has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Intel and LinkedIn?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 16 Intel-specific and 20 LinkedIn-specific questions to round out your prep.