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Longest Palindromic Substring Java

Problem Statement Given a string, Find the longest palindromic substring. Solution Explanation Understanding the question here is very simple, given a string RENTNOW, the substring NTN is a palindrome of length 3, and that would be the result. Brute Force Before we think of

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Balanced Parentheses Validation - Java

Problem Statement Given an string or expression which only consists of characters like (, ), [, ], {, } . Validate if the string has balanced parentheses. A string has balanced parentheses, if every open bracket has an associated closed one and they exist in the right order. Solution Explanation As

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Calculate the Hamming Distance between two Integers

Problem Statement Given two integers, calculate the hamming distance between them. Solution Explanation Hamming Distance between integers is defined as the number of indexes where the two bits differ. For example, given integers x = 2 and y=5, the hamming distance between them is,

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