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Valid Palindrome

Understand how to use the two-pointer approach to check if a given string is a valid palindrome. This lesson guides you through processing the string by converting letters to lowercase and ignoring non-alphanumeric characters. You will gain skills to solve palindrome problems efficiently within the constraints provided.

Statement

Given a string, s, return TRUE if it is a palindrome; otherwise, return FALSE.

A phrase is considered a palindrome ...