Leetcode 3: Longest Substring Without Repeating Characters in Java #leetcode #java #strings #code

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🚀 In this Java tutorial, we solve the classic coding interview problem: "Longest Substring Without Repeating Characters" (LeetCode #3).
This is one of the most frequently asked questions in top tech company interviews like Google, Amazon, Microsoft, and Meta. We'll walk through a clear explanation of the problem and implement an efficient sliding window solution in Java.

Whether you're preparing for coding interviews or brushing up on your Java skills, this video will help you strengthen your algorithmic thinking and problem-solving skills.

📚 What You’ll Learn:

Problem breakdown and logic

Sliding window technique in Java

Step-by-step code walkthrough

Time & space complexity analysis - O(n)

💬 Leave a comment if you have questions or want me to cover more Java interview problems!

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✅ Watch Next:
[Other LeetCode Java Solutions]

[Sliding Window Pattern Explained]

[Java Interview Series]

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#Java #Leetcode #CodingInterview #LeetcodeJava #SlidingWindow #JavaTutorial #Programming #LongestSubstringWithoutRepeatingCharacters #SoftwareEngineering #CodeNewbie #JavaForBeginners #InterviewPrep #StringAlgorithms #Algorithms #ProblemSolving #Tech #DeveloperLife #code #codemasters #codewithme #codewithharry #interviewpreparation

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