August 03, 2020

#LeetCode: Valid Palindrome

Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.

Note: For the purpose of this problem, we define empty string as valid palindrome.

Example 1:
Input: "A man, a plan, a canal: Panama"
Output: true

Example 2:
Input: "race a car"
Output: false

Constraints:
s consists only of printable ASCII characters.

GIT URL: Java Solution of Leet Code's Valid Palindrome problem

Java Solution


-K Himaanshu Shuklaa.

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