Valid Sudoku | Solution for Amazon Interviews | Leetcode 36 in java
Channel: DigiiMento: GATE, NTA NET & Other CSE Exam Prep
Date: 24/04/2024

Valid Sudoku Already Asked in Google, Facebook, Amazon, LinkedIn, Microsoft, Meta, and Apple.  
🧩 Dive into solving a classic coding challenge with me today - the "Valid Sudoku" problem from LeetCode (#36), a frequent flyer in Amazon technical interviews! This Java tutorial will walk you through a clean, efficient solution using HashSet, designed to tackle this algorithmic puzzle with finesse. Whether you're preparing for an Amazon interview or just looking to sharpen your coding skills, this video has got you covered!

👨‍💻 What we'll cover:

Understanding the problem statement and Sudoku rules.
Developing a Java solution using HashSet for efficient computation.
Discussing the time and space complexity of our approach.
Tips on how to communicate your solution during a technical interview.
🔍 In this video, we'll dissect the problem step by step, write out a Java solution, and discuss what makes it effective and interview-ready. We’ll ensure you understand the logic behind the code so that you can explain it with confidence during your interview.

💡 Why HashSet?
Using a HashSet in our Java solution allows us to perform constant-time checks for duplicates, making our solution both speedy and straightforward. This is a fantastic opportunity to see HashSet in action and understand why it's a powerful tool for certain algorithmic challenges.

🛠️ Perfect for:

Aspiring and current software engineers prepping for Amazon or other tech interviews.
Java enthusiasts looking to tackle algorithm problems.
Anyone interested in learning more about using data structures to solve real-world problems.
✨ Don't forget to hit the like button if this video helps you out, and subscribe for more clear-cut, in-depth explanations of coding problems and solutions.

🚀 Ready to ace that interview? Watch now and code along with me!

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