Longest Palindromic Substring🖌

Input: s = "babad"
Output: "bab"
Explanation: "aba" is also a valid answer.
Input: s = "cbbd"
Output: "bb"
  • 1 <= s.length <= 1000
  • s consist of only digits and English letters.

Java Solution

Two different solutions with two different time complexities

Code

Code

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