Halloween SalePremium questions, over 30% offUnlock all premium questions for over 30% off
Overlap String Join
Medium
Given two code snippet strings s1 and s2, merge them by finding the longest suffix of s1 that exactly matches a prefix of s2. Join the two strings at that overlap point so the shared characters appear only once in the result.
If no overlap exists, concatenate s1 and s2 directly.
...
Asked at:Yelp
More Yelp interview questions
- Top K Active Customersmedium
- Top K Keyword Productsmedium
- Phrase Tokenizerhard
- Product Search Enginemedium
- Traffic Spike Countermedium
- Conference Buddy Pairinghard
- Dependency Chain Endmedium
- Jaccard Word Similarityeasy
OfferRetriever
Master technical interviews with real questions from top companies. Build your confidence and career.
LEGAL
© 2026 Purple Business Holdings LLC. All rights reserved. See Terms of Service.