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How to Solve Words Within Two Edits of Dictionary Problem
Master the Words Within Two Edits of Dictionary LeetCode problem with undetectable real-time assistance. Get instant solutions and explanations during your coding interviews.
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Start Free for WindowsMedium#2452
LeetCode ProblemWords Within Two Edits of Dictionary
You are given two string arrays, queries and dictionary. All words in each array comprise of lowercase English letters and have the same length. In one edit you can take a word from queries, and change any letter in it to any other letter. Find all words from queries that, after a maximum of two edits, equal some word from dictionary. Return a list of all words from queries, that match with some word from dictionary after a maximum of two edits. Return the words in the same order they appear in queries.
ArrayStringTrie
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Problem Breakdown
Understanding the Words Within Two Edits of Dictionary Problem
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Problem Statement
You are given two string arrays, queries and dictionary. All words in each array comprise of lowercase English letters and have the same length. In one edit you can take a word from queries, and change any letter in it to any other letter. Find all words from queries that, after a maximum of two edits, equal some word from dictionary. Return a list of all words from queries, that match with some word from dictionary after a maximum of two edits. Return the words in the same order they appear in queries.
MediumProblem #2452
LeetCodeWords Within Two Edits of Dictionary
Related Topics
ArrayStringTrie
How Phantom Code Helps
Get real-time assistance for Words Within Two Edits of Dictionary problems during coding interviews. Phantom Code provides instant solutions and explanations.
Examples
# Example 1
Input
queries = ["word","note","ants","wood"], dictionary = ["wood","joke","moat"]
Output
["word","note","wood"]
# Example 2
Input
queries = ["yes"], dictionary = ["not"]
Output
[]
Constraints
1 <= queries.length, dictionary.length <= 100
n == queries[i].length == dictionary[j].length
1 <= n <= 100
All queries[i] and dictionary[j] are composed of lowercase English letters.
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Solve Words Within Two Edits of Dictionary — You are given two string arrays, queries and dictionary. All words in each array...
Here's the optimal approach using Array:
def solve(input):
# Optimal O(n) solution
return result
Time: O(n) | Space: O(n)
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Frequently Asked Questions
Common questions about solving Words Within Two Edits of Dictionary and using Phantom Code during coding interviews.
How does Phantom Code help me solve coding problems like Words Within Two Edits of Dictionary during interviews?
Phantom Code generates complete solutions instantly with proper complexity analysis, letting you focus on explaining your approach and demonstrating problem-solving skills rather than getting stuck on implementation details during high-pressure situations.
What if the interviewer asks follow-up questions or modifications to problems like Words Within Two Edits of Dictionary?
Phantom Code adapts in real-time. Screenshot the modified problem or use audio mode to capture the interviewer's follow-up, and get an updated solution within seconds — including edge cases and optimizations.
Can Phantom Code help me communicate my solution for problems like Words Within Two Edits of Dictionary?
Yes. Phantom Code provides step-by-step approach explanations with 3 progressive thoughts, so you can walk through your solution naturally. It also provides time and space complexity analysis to discuss trade-offs.
How does Phantom Code assist with different programming languages for Words Within Two Edits of Dictionary type problems?
Phantom Code supports 11 programming languages including Python, Java, C++, JavaScript, TypeScript, Go, Rust, Ruby, Swift, Kotlin, and C#. Set your preferred language and get idiomatic solutions.
What coding mistakes does Phantom Code help me avoid during Words Within Two Edits of Dictionary interviews?
Phantom Code catches common mistakes like off-by-one errors, missing edge cases, incorrect base conditions, and suboptimal approaches. It provides clean, well-structured code that handles all edge cases.
Is Phantom Code detectable when solving problems like Words Within Two Edits of Dictionary during live interviews?
No. Phantom Code runs as an invisible desktop overlay that doesn't appear in screen shares, recordings, or proctoring software. It works with Zoom, HackerRank, CodeSignal, CoderPad, and all major platforms.
How does Phantom Code help when I'm struggling with Words Within Two Edits of Dictionary style questions under pressure?
The AI provides structured guidance: first the approach (what algorithm/data structure to use and why), then the implementation with clean code, and finally complexity analysis. This helps you think clearly even under pressure.
Does Phantom Code work for the coding platforms used in Words Within Two Edits of Dictionary interviews?
Yes. Phantom Code works with all major coding platforms including LeetCode, HackerRank, CodeSignal, CoderPad, HackerEarth, and any browser-based coding environment.
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