sudoku - 1.0.5-2.1 main

This sudoku puzzle generator/solver features:
* character based (curses) interface;
* cross-platform (Minix, Unix, Windows) with full source code (ANSI C);
* generates hints upon request;
* classification of board difficulty (very easy, easy, medium, hard or
fiendish);
* generation of new boards;
* easy entry of boards published in newspapers, Internet, ...;
* multiple output formats (text, csv, HTML, PostScript).