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Design Add and Search Words Data Structure

medium Solve on LeetCode

Problem
Examples
Example 1
Solution
Video explanation
Method 1 - Brute Force Linear Scan (Store Words in List/Set)
Intuition
Approach
Complexity
Code
Method 2 - Trie with Map Children (Substring-Based DFS)
Intuition
Approach
Complexity
Code
Method 3 - Trie with Map Children (Index-Based DFS, No Substrings)
Intuition
Approach
Complexity
Code
Method 4 - Trie with Fixed Array Children (26-Way Branching)
Intuition
Approach
Complexity
Code

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