substring Interview Questions
3 interview questions in our bank cover substring, most of them Coding & Leetcode-style Questions. They average 3.0/5 difficulty — medium — and each one was reported by a candidate after a real interview. Companies known to ask about substring: Rubrik, Fidelity, Enigma Technologies.
Practice these on the problems board →Companies that ask about substring
Question mix
- Coding & Leetcode-style Questions3
Difficulty
- 3/5 — medium3
Questions tagged substring
Word Compression
3/5This reported interview question from Rubrik challenges candidates to find the overlap between two text sequences while accounting for both contiguous matching and broader sequential relationships. It tests your ability to manipulate strings efficiently and handle edge cases where one text sequence entirely encompasses another in a specific structural way. Developing an optimal algorithm requires careful comparison logic to handle various sequence lengths. Access to the full problem description and model solution requires a subscription.
Coding & Leetcode-style QuestionsRubrikLongest Common String Among Words
3/5This Fidelity interview question requires you to analyze a collection of text strings and determine the longest contiguous segment shared identically across all elements. It evaluates your proficiency in string manipulation, sliding windows, or suffix structures. To view the complete problem details alongside a robust, tested implementation, a subscription is required.
Coding & Leetcode-style QuestionsFidelitySearch Book Titles by Keyword with Autocomplete and Simple Autocorrect (Anagram-based)
3/5Build a robust text retrieval engine in this coding challenge sourced from Enigma Technologies. The exercise requires matching user queries against a catalog of book titles using flexible criteria, including substring containment, token prefixes, and basic error-tolerant matching. It measures your string manipulation prowess and ability to design responsive search features. Access the full problem specifications and clean, tested solution code by subscribing today.
Coding & Leetcode-style QuestionsEnigma Technologies
Studied alongside
substring interview FAQ
- How many substring interview questions are there?
- 3 reported questions, mostly Coding & Leetcode-style Questions.
- Which companies ask substring questions?
- Rubrik (1), Fidelity (1), Enigma Technologies (1).
- How hard are substring questions?
- They average 3.0 out of 5: 3 at 3/5.