SYNOPSIS
qqwing --generate [OPTIONS...]
qqwing --solve [OPTIONS...]
DESCRIPTION
qqwing is a Sudoku puzzle generator and solver. It offers the following features:
- • Fast. It 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. Tells steps that need to be taken to solve any puzzle.
- • Customizable output style, including a CSV style that is easy to import into a database.
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OPTIONS
- --generate <num>
- Generate new puzzles
- --solve
- Solve all the puzzles from standard input
- --difficulty
- Generate only simple, easy, intermediate, expert, or any
- --symmetry <sym>
- Symmetry: none, rotate90, rotate180, mirror, flip, or random
- --puzzle
- Print the puzzle (default when generating)
- --nopuzzle
- Do not print the puzzle (default when solving)
- --solution
- Print the solution (default when solving)
- --nosolution
- Do not print the solution (default when generating)
- --stats
- Print statistics about moves used to solve the puzzle
- --nostats
- Do not print statistics (default)
- --timer
- Print time to generate or solve each puzzle
- --notimer
- Do not print solve or generation times (default)
- --count-solutions
- Count the number of solutions to puzzles
- --nocount-solutions
- Do not count the number of solutions (default)
- --history
- Print trial and error used when solving
- --nohistory
- Do not print trial and error to solve (default)
- --instructions
- Print the steps (at least 81) needed to solve the puzzle
- --noinstructions
- Do not print steps to solve (default)
- --log-history
- Print trial and error to solve as it happens
- --nolog-history
- Do not print trial and error to solve as it happens
- --one-line
- Print puzzles on one line of 81 characters
- --compact
- Print puzzles on 9 lines of 9 characters
- --readable
- Print puzzles in human readable form (default)
- --csv
- Output CSV format with one line puzzles
- -h, --help
- Display help message
- --about
- Display author and license information
- --version
-
Display version number