Tag: validpalindrome
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Data Structures & Algorithms in Java – Strings – Valid Palindrome
Problem: Given a string with both alphanumeric and non alphanumeric characters , find if it is a valid palindrome ignoring the non alphanumeric characters and converting the upper case letters to lower case letters For example, The input: “A man , a plan, a canal: Panama” is a valid palindrome after you remove the special…