Valid Palindrome
Explore how to verify if a string is a valid palindrome by using the two-pointer technique. This lesson helps you handle case conversion, ignore non-alphanumeric characters, and apply efficient traversal to solve the problem.
We'll cover the following...
We'll cover the following...
Statement
Given a string, s, return TRUE if it is a palindrome; otherwise, return FALSE.
A phrase is considered a palindrome if it reads the same backward as forward after converting all uppercase letters to lowercase and removing any characters that are not letters or numbers. Only alphanumeric characters (letters and digits) are taken into account.
Constraints: