TeX e LaTeX. Il sudoku

\documentclass[a4paper]{article}

\usepackage{printsudoku}
\usepackage{solvesudoku}
\usepackage{createsudoku}

\begin{document}


% typesetting
\begin{center}
\sudoku{sudoku1.sud}
\end{center}

\clearpage

% solving
\sudokusolve{sudoku2.sud}

\clearpage

% generating
\renewcommand*{\genfile}{gensud.sud}
\generategrid[sudoku3.sud]

\end{document}