This repository contains a sudoku solver written in C with simple text user interface. Comments in source code are in polish, but the user interface is in english.

It contains two distinct algorithms for solving sudoku:

• backtracking (brute-force)
• pen and paper

Following command line arguments are supported:

• 'u' - unique solution is required
• 'n' - unique solution is not required
• '0' - backtracking algorithm
• '1' - classic algorithm