✨ Postfix ➡️ Prefix Converter in C++ 🚀

[kanan010506]

Added a C++ program to convert postfix expressions ➡️ prefix expressions using a stack 🧠.

Features:

• ✅ Single-character operands (letters & digits)
• ✅ Operators: + - * /
• ✅ Clean, commented, beginner-friendly 📝
• ⚡ Efficient & GitHub/LeetCode ready

Example:

Postfix: AB-DE+F*/  
Prefix:  /-AB*+DEF

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[github-actions]

🎉 Welcome to Hacktoberfest 2025, @kanan010506! 🎃

Thank you for your first contribution to our DSA repository! Here's what happens next:

🔍 Automatic Checks

• ✅ Code Validation: Passed
• 🧪 Compilation Tests: Passed

📋 Next Steps

🎯 Great job! Your code compiled successfully. Maintainers @admirerr and @kartikey2991 will review your PR soon.

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💡 Tips for Success

• Follow our Contributing Guidelines
• Add comments explaining your algorithm
• Include time/space complexity analysis
• Test your code before submitting

Welcome to the community! 🚀

[github-actions]

🤖 Automated PR Status

🔍 Code Validation

✅ Passed - File naming and structure look good!

🧪 Compilation Tests

✅ Passed - All code compiles successfully!

📋 Overall Status

🎉 Ready for Review - Your PR has passed all automated checks!
👥 Maintainers have been notified for review.

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[admirerr]

Approved