Intel vs Turing Interview Questions
Intel lists 25 LeetCode interview questions while Turing lists 37. They share 6 problems — 24% of Intel's bank and 16% of Turing's. Focus on the overlap first, then drill into 19 Intel-only and 31 Turing-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Intel and Turing.
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 Turing-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Turing skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
6 Shared Questions
High-priority problems to practice for both Intel and Turing.
| Problem | Difficulty |
|---|---|
| Valid Parentheses | Easy |
| Number of Islands | Medium |
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Best Time to Buy and Sell Stock | Easy |
Unique to Intel (19)
Problems in Intel's list that do not appear at Turing.
| 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 |
| LRU Cache | Medium |
| Reverse Integer | Medium |
| Climbing Stairs | Easy |
| Merge Two Sorted Lists | Easy |
| Reverse Words in a String | Medium |
| Add Two Numbers | Medium |
Unique to Turing (31)
Problems in Turing's list that do not appear at Intel.
Frequently Asked Questions
How many LeetCode questions do Intel and Turing share?
Intel and Turing share 6 LeetCode interview questions. 19 problems appear only in Intel's list and 31 appear only in Turing's list.
What topics overlap most between Intel and Turing?
The most common shared topics between Intel and Turing are Array (4 shared questions), String (2 shared questions), Hash Table (2 shared questions), Dynamic Programming (2 shared questions), Stack (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Intel or Turing?
Intel has 10 Easy, 14 Medium, and 1 Hard questions. Turing has 10 Easy, 23 Medium, and 4 Hard questions. Turing has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Intel and Turing?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 19 Intel-specific and 20 Turing-specific questions to round out your prep.