ArrayList is an heterogeneous collection of objects where each object can be indexed individually. While writing an application there could be some scenarios where we have ArrayList object filled with ...

This repository contains solutions to various string manipulation problems in Java. The problems are based on common string operations and algorithms, such as reversing a string, finding palindromes, ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...