Implementation

Here is the Java trie implementation, that we can use for many problems. First thing we need is TrieNode, which represents the individual node structure. The collection of these trienodes can be used to create Trie. TrieNode Class When implementing a dictionary, store the corresponding value in final nodes, and null in non-final nodes. Also, we don’t need to store the char content anymore, as it is now part of map. ...