https://github.com/brishikiran/sudoku-solver
https://github.com/brishikiran/sudoku-solver
cpp
Last synced: over 1 year ago
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- Host: GitHub
- URL: https://github.com/brishikiran/sudoku-solver
- Owner: brishikiran
- Created: 2024-03-07T00:08:34.000Z (over 2 years ago)
- Default Branch: main
- Last Pushed: 2024-03-07T00:09:38.000Z (over 2 years ago)
- Last Synced: 2025-01-18T20:37:02.041Z (over 1 year ago)
- Topics: cpp
- Language: C++
- Homepage:
- Size: 3.91 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
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Metadata Files:
- Readme: README.md
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README
# SudokuSolver
A Sudoku solver implemented in C++ is a program designed to solve Sudoku puzzles automatically. Here's an overview of its functionalities:
1. **Input**: The solver takes as input an unsolved Sudoku grid, represented as a 9x9 matrix. Each cell may contain a digit from 1 to 9, or it may be empty (represented by 0).
2. **Algorithm**: The solver employs a backtracking algorithm or a combination of strategies such as constraint propagation and depth-first search to find a solution to the Sudoku puzzle.
3. **Constraint Checking**: It ensures that the solution adheres to Sudoku rules:
- Each row must contain all digits from 1 to 9.
- Each column must contain all digits from 1 to 9.
- Each of the nine 3x3 subgrids (or "boxes") must contain all digits from 1 to 9.
4. **Backtracking**: If the solver encounters a dead-end or invalid configuration while attempting to fill a cell, it backtracks to the previous valid configuration and tries alternative values for the current cell.
5. **Output**: Once a valid solution is found, the solver outputs the completed Sudoku grid, showing the solution for each cell.
6. **Optimizations**: Advanced solvers may implement optimizations to improve efficiency, such as:
- Heuristic strategies to prioritize cell filling based on the number of possibilities.
- Constraint propagation techniques to reduce the search space.
- Parallelization for faster computation on multi-core processors.
7. **User Interface**: Depending on the implementation, the solver may provide a command-line interface (CLI) or a graphical user interface (GUI) for inputting Sudoku puzzles and displaying solutions.
Overall, a Sudoku solver in C++ offers a convenient tool for enthusiasts to automatically solve Sudoku puzzles, showcasing the power of algorithms and problem-solving techniques in computational tasks.