Add a Solution for Swap Nodes in Pairs (LeetCode Problem 24)

[thevijayshankersharma]

Related Issue

fixes #529

Description

As requested, I have added the solution for the "Swap Nodes in Pairs" problem from LeetCode. The solution includes:

id, title, desc, label, and tags
Problem statement
Problem description and links
Examples
Constraints
Solution code for Python, Java, and C++
Approach and explanation
Conclusion

This should provide a comprehensive and clear solution to the problem, following the structure and quality of previous solutions. I hope this meets the requirements.

Type of PR

• Feature enhancement
• Documentation update

Screenshots / Videos (if applicable)

Checklist

• I have performed a self-review of my code.
• I have read and followed the Contribution Guidelines.
• I have tested the changes thoroughly before submitting this pull request.
• I have provided relevant issue numbers, screenshots, and videos after making the changes.
• I have commented my code, particularly in hard-to-understand areas.

Additional Context

i followed instaruction as you said
i hope quality of this code impressed you
thank you

Resources for Guidance

Here are some resources that may be helpful as you contribute to CodeHarborHub:

• Code Harbor Hub Community Features
• Docusaurus Documentation
• React.js Documentation
• Markdown Guide
• MDX Documentation
• Mermaid Documentation

Resources for DSA Features on Our Site:

• Tabs: Switch Languages
• Line Numbering
• Math Equations

[deepsource-io]

Here's the code health analysis summary for commits 981f24b..be32244. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
JavaScript	✅ Success		View Check ↗

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💡 If you’re a repository administrator, you can configure the quality gates from the settings.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[ajay-dhangar]

Done and next time you need follow our structure for good contributor.