The "Grind169-LeetcodeQuestions-Java" repository is dedicated to providing a collection of Java solutions for 169 LeetCode questions based on techinterviewhandbook as an extension to most popular Grind 75 questions. LeetCode is a popular platform that offers a wide range of coding challenges to help developers enhance their problem-solving skills.

This repository aims to assist programmers who are preparing for coding interviews or simply seeking to improve their algorithmic problem-solving abilities. By providing Java solutions to various LeetCode questions, it serves as a valuable resource for learning and practicing coding techniques.

• Java Solutions: The repository includes Java implementations for a comprehensive set of LeetCode questions.
• Categorized Structure: The solutions are organized into categories based on the topics covered by the questions, such as arrays, strings, linked lists, trees, etc. This categorization allows for easy navigation and reference.
• Detailed Explanations: Each solution is accompanied by a detailed explanation of the approach and the reasoning behind it and the time & space complexity. This helps users understand the thought process involved in solving the problem and provides insights into different problem-solving techniques.
• Test Cases: Wherever applicable, the solutions are supplemented with test cases to validate their correctness and functionality.
• Contributions: Contributions from the open-source community are welcome. Developers can submit their own solutions or suggest improvements to existing solutions by creating pull requests.

To get started with the "Grind169-LeetcodeQuestions-Java" repository, follow these steps:

1. Clone the repository to your local machine using the following command:

   git clone https://github.com/VarshaDas/Grind169-LeetcodeQuestions-Java.git
   

2. Navigate to the cloned repository:

   cd Grind169-LeetcodeQuestions-Java
   

3. Explore the different categories and choose a specific question you want to work on.

4. Open the corresponding Java file in your preferred Integrated Development Environment (IDE) or text editor.

5. Open a Github PR with a new Leetcode Question and uderstand the requirements and constraints of the question.

6. Analyze the provided solution and the accompanying explanation to gain insights into the approach.

7. Implement your solution or modify the existing solution as per your understanding and coding style.

8. Test your solution with the provided test cases or add additional test cases to validate its correctness and efficiency.

9. Once satisfied with your changes, save the file and commit your code to a new branch:

   git checkout -b my-solution
   git add .
   git commit -m "Implement solution for <question-name>"
   

10. Push the branch to your remote repository:

    git push origin my-solution
    

11. Finally, create a pull request on the original repository to propose your changes and contribute to the project.

If you wish to contribute to the "Grind169-LeetcodeQuestions-Java" repository, please adhere to the following guidelines:

• Fork the original repository and create a new branch for your contribution.
• Ensure that your code follows the Java coding conventions and is well-documented.
• Include test cases to validate the correctness and efficiency of your solution.
• Provide a clear and concise explanation of your approach and any relevant insights.
• Make sure your code passes all existing tests and does not introduce any new bugs.
• Create a pull request, describing your changes and their benefits.

The solutions provided in this repository are meant for learning purposes and serve as a reference for coding interviews. While efforts have been made to ensure the accuracy and efficiency of the solutions, there may be alternative approaches or optimizations that can be explored.

It is recommended to thoroughly understand the problem and the proposed solutions before using them in a production