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Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. It supports various methods, such as mapping, filtering, and sorting, which can be pipelined to produce the desired result. For example, calling MergeNames.uniqueNames(new String[]{'Ava', 'Emma', 'Olivia'}, new String[]{'Olivia', 'Sophia', 'Emma'}) should return an array containing Ava, Emma, Olivia, and Sophia in any order. The most qualified candidates rise to the top, giving you a shortlist of candidates to follow-up with. Implement the class TextInput that contains: For example, the following code should output "10": Our tests are designed to put candidates into either the pass group or the fail group so you can find the best candidates faster. In object-oriented programming, inheritance is the mechanism of basing a class upon another class, retaining similar implementation. 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