211. Design Add and Search Words Data Structure | Leetcode | Medium | Java | Trie | Amazon

In addressing this challenge of designing a trie to store and search for words based on both exact matches and expressions, a comprehensive solution involves leveraging a trie data structure along with recursive techniques. The additional complexity arises from the need to accommodate not only identical word matches but also words that conform to a specified expression. This implies that during the search process, the algorithm should be capable of considering multiple characters simultaneously, expanding the scope beyond straightforward comparisons. By implementing a trie with recursive exploration of possible character combinations, the solution can effectively handle diverse search scenarios, providing a versatile and efficient mechanism for retrieving words that match both exact criteria and user-defined expressions. Link to the question: https://leetcode.com/problems/design-add-and-search-words-data-structure/description/ Other problems for practice: https://youtu.be/tdypkt5BPUQ https://youtu.be/4EUpwKDqH28 https://youtu.be/z3j75kNz1qc https://youtu.be/1zMFO6S5Dhs https://youtu.be/sMZvHAop55k https://youtu.be/FSpJSUgx7c0 https://youtu.be/pZMs3G6x2y8 https://youtu.be/vYTkx-tB6xI https://youtu.be/o_eBSdgYfbc