This is a simple command-line Sudoku solver written in Java. The solver uses an iterative backtracking algorithm, managing moves explicitly through a custom Stack rather than recursion. It was built ...

This is a simple Java program that solves a 9x9 Sudoku puzzle using backtracking. It checks for valid placements and recursively fills the grid until the solution is complete.

An Irish mathematician has used a complex algorithm and millions of hours of supercomputing time to solve an important open problem in the mathematics of Sudoku, the game popularized in Japan that ...