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Leetcode Problem 2330. Valid Palindrome IV

2330. Valid Palindrome IV

Leetcode Solutions

Two Pointers Approach

  1. Initialize two pointers, left at 0 and right at len(s) - 1.
  2. Initialize a counter operations to 0.
  3. While left < right: a. If s[left] is not equal to s[right], increment operations. b. If operations is greater than 2, return false. c. Move left pointer to the right and right pointer to the left.
  4. Return true if the loop completes, indicating the string can be made a palindrome with at most two operations.
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Single Pass with Possible Correction Check

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