[Feature]: Sudoku Generator & Solver

[ksskumarsahil006-sketch]

So, what is it about?

🧩 Feature Request: Sudoku Generator & Solver

Description

Add a Sudoku Generator and Solver implemented in C++ using backtracking.

Features

• Solver: Solves any valid 9×9 Sudoku puzzle using recursion.
• Generator: Creates valid Sudoku boards with unique solutions.

Implementation Notes

• Use backtracking for both solving and generating.
• Ensure generated puzzles have unique solutions.
• Optional: CLI output for puzzle and solution display.

Code of Conduct

• I agree to follow this project's Code of Conduct

[ksskumarsahil006-sketch]

@prajwal3114 please assign this issue to me sir..

[prajwal3114]

@ksskumarsahil006-sketch — Assigned to you. Please complete it by November 13th.

[ksskumarsahil006-sketch]

@prajwal3114 please review my PR sir