Hackerrank-Problem-Solving-Certified-Solutions

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Hackerrank-Problem-Solving-Certified-Solutions

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Solutions for Hackerrank Problem Solving certifications (Basic and Intermediate levels).

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# Hackerrank Problem Solving Certified Solutions

## Description

Welcome to the Hackerrank Problem Solving Certified Solutions repository! This repository contains solutions for Hackerrank's Problem Solving certifications, including both Basic and Intermediate levels.

## Personal HackerRank Profile

[View Profile](https://www.hackerrank.com/profile/Pavith_DB)

## Certificates

<table>
    <tr>
        <td align="center">
            <strong>Problem Solving Basic Certificate</strong>
            <br>
            <a href="https://www.hackerrank.com/profile/Pavith_DB">
                <img src="https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/blob/main/Badge/problem_solving_basic_skill.jpg" width="150" alt="Problem Solving Basic Certificate">
            </a>
        </td>
        <td align="center">
            <strong>Problem Solving Intermediate Certificate</strong>
            <br>
            <a href="https://www.hackerrank.com/profile/Pavith_DB">
                <img src="https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/blob/main/Badge/problem_solving_inter_skill.jpg" width="150" alt="Problem Solving Intermediate Certificate">
            </a>
        </td>
    </tr>
</table>

## Problem-Solving Basic

| No. | Question                                  | Solution                                          |
|-----|-------------------------------------------|---------------------------------------------------|
| 1   | [Active Traders](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/active-traders) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/active-traders)                  |
| 2   | [Balanced System Files Partition](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/balanced-system-files-partition) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/balanced-system-files-partition)              |
| 3   | [Longest Subarray](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/longest-subarray) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/longest-subarray)                    |
| 4   | [Maximum Cost of Laptop Count](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/maximum-cost-of-laptop-count) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/maximum-cost-of-laptop-count)               |
| 5   | [Nearly Similar Rectangles](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/nearly-similar-rectangles) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/nearly-similar-rectangles)                        |
| 6   | [Parallel Processing](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/parallel-processing) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/parallel-processing)                          |
| 7   | [Password Decryption](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/password-decryption) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/password-decryption)                      |
| 8   | [Road Repair](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/road-repair) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/road-repair)             |
| 9   | [String Anagram](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/string-anagram) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/string-anagram)                   |
| 10  | [Subarray Sums](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/subarray-sums) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/subarray-sums)                |
| 11  | [Unexpected Demand](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/unexpected-demand) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/unexpected-demand)                 |
| 12  | [Usernames Changes](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/usernames-changes) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/usernames-changes)                 |
| 13  | [Vowel Substring](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/vowel-substring) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Basic/vowel-substring)                 |

## Problem-Solving Intermediate

| No. | Question                                  | Solution                                          |
|-----|-------------------------------------------|---------------------------------------------------|
| 1   | [Bitwise AND](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/bitwise-and) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/bitwise-and)                  |
| 2   | [Equalizing Array Elements](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/equalizing-array-elements) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/equalizing-array-elements)              |
| 3   | [File Renaming](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/file-renaming) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/file-renaming)                    |
| 4   | [Hotel Construction](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/hotel-construction) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/hotel-construction)               |
| 5   | [Largest Area](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/largest-area) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/largest-area)                        |
| 6   | [Maximum Subarray Value](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/maximum-subarray-value) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/maximum-subarray-value)                          |
| 7   | [Nice Teams](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/nice-teams) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/nice-teams)                      |
| 8   | [Sorted Sums](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/sorted-sums) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/sorted-sums)             |
| 9   | [Task of Pairing](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/task-of-pairing) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/task-of-pairing)                   |
| 10  | [User Friendly Password System](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/user-friendly-password-system) | [Solution](https://github.com/Pavith19/Hackerrank-Problem-Solving-Certified-Solutions/tree/main/Problem-Solving-Intermediate/user-friendly-password-system)                |

## Disclaimer

These solutions are my own work and were created for educational purposes on HackerRank. They may not be the most optimal solutions, but they passed HackerRank’s test cases.

## Contributing

We welcome contributions to enhance this collection of HackerRank 30 Days of Code solutions:

- **Improve Existing Solutions**: Optimize or clarify current solutions.
- **Add Explanations**: Provide detailed explanations of code and problem-solving approaches.
- **Multiple Language Implementations**: Add solutions in other programming languages.
- **Improve Documentation**: Enhance the README, code comments or other documentation.

## License

This project is open source and available under the [MIT License](LICENSE).

<h3 align="center">Connect with me:</h3>
<p align="center">
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</p>

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