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Leetcode Problem 459. Repeated Substring Pattern

459. Repeated Substring Pattern

Leetcode Solutions

String Concatenation Approach

  1. Concatenate string s with itself to create a new string t (i.e., t = s + s).
  2. Remove the first and last characters from t to handle the rotation cases.
  3. Check if s is a substring of the modified t.
  4. If s is a substring, return true; otherwise, return false.
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Using Divisors Approach

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