135. Add and Search Word

Medium

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Step 1 / 31

Speed: 1.0x

Operation: addWord("bad")

Initialize pointer at root

R

Variables

wordbad

curroot

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Example 1:

Output: [null,null,null,null,false,true,true,true]

Explanation: The WordDictionary is initialized. "bad", "dad", and "mad" are added. Then, searches for "pad" (false), "bad" (true), ".ad" (true), and "b.." (true) are performed.

Constraints:

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Time Complexity

O(m)

Space Complexity

O(m)

135. Add and Search Word

Understand Before Coding

Visualize This Problem

Draw Your Approach

Example 1:

Constraints:

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135. Add and Search Word

Understand Before Coding

Operation: addWord("bad")

Variables

Visualize This Problem

Draw Your Approach

Example 1:

Constraints:

Learn

Topics

Companies

Hint

Use Cases

Operation: addWord("bad")

Variables