Design Add and Search Words Data Structure
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What is Design Add and Search Words Data Structure?
Build a data structure that supports adding words and searching for words where a dot can match any letter. Exact characters navigate the trie normally, while a dot triggers DFS across all child nodes. This problem teaches you how to combine trie traversal with backtracking for wildcard matching.
Free resources to learn Design Add and Search Words Data Structure
More in stage 13: Tries
Design Add and Search Words Data Structure: common questions
Can I learn Design Add and Search Words Data Structure in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Design Add and Search Words Data Structure in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this Design Add and Search Words Data Structure tutorial for beginners?
It is lesson 77 of 137 in the free LeetCode roadmap, in stage 13, Tries. If you are new to LeetCode, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.