Your Dashboard
Interview Coaching
Learn
System Design
ML System Design
Code
Behavioral
Salary Negotiation
Interview Guides
Search
⌘K
Get Premium
Leetcode 459. Repeated Substring Pattern
Check whether a string can be formed by repeating a smaller substring multiple times — i.e., whether it has a non‑trivial period. Constraint: 1 ≤ s.length ≤ 10^4.
Question Timeline
See when this question was last asked and where, including any notes left by other candidates.
All Regions
Comments
Hello Interview Premium
Your account is free and you can post anonymously if you choose.