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Sudoku Solver & Generator

sudoku is a python-based application that allows users to play, generate, and solve sudoku puzzles. it features a backtracking algorithm for efficient puzzle solving and a clean Tkinter interface for user interaction. the app supports puzzle validation, custom input, and difficulty-based generation, providing both casual play and problem-solving challenges.

PythonTkinterBacktracking
Sudoku Solver & Generator screenshot

key features

  • generate sudoku puzzles of varying difficulty
  • solve puzzles instantly using a backtracking algorithm
  • interactive Tkinter-based graphical interface
  • validate user inputs and provide instant feedback
  • option to play manually or auto-solve puzzles

challenges & solutions

challenges

  • designing an efficient solver capable of handling edge cases
  • creating a GUI that balances simplicity with functionality
  • implementing puzzle generation with valid, unique solutions

solutions

  • used a recursive backtracking algorithm to ensure accurate puzzle solving
  • leveraged Tkinter widgets to create an intuitive, interactive interface
  • implemented puzzle generation logic that guarantees solvable boards