Sudoku puzzle generator and solver. it offers the following features:
*can solve 1000 puzzles in 1 second and generate 1000 puzzles in 25 seconds.
*uses logic. uses as many solve techniques as possible when solving
puzzles rather than guessing.
*rates puzzles. most generators don't give an indication of the difficulty
of a sudoku puzzle. qqwing does.
*can print solve instructions for any puzzle.
*customizable output style, including a csv style that is easy to
import into a database.
this contains the development headers