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Grokking the Coding Interview Patterns

Design Add and Search Words Data Structure

Understand how to design a WordDictionary data structure that supports adding words, searching with wildcard dots, and retrieving all stored words. This lesson guides you through implementing these features efficiently using tries, enhancing your skills for string manipulation problems in coding interviews.

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Statement

Design a data structure called WordDictionary that supports the following functionalities:

  • Constructor: This function will initialize the object. ...