What Solving Techniques does SadMan Sudoku Use?
SadMan Software Sudoku uses the following solving techniques (text in brackets indicates alternative names):
- Naked single (singleton, sole candidate)
- Hidden single (unique candidate)
- Block / column / row interactions (pointing pair)
- Block / block interactions
- Naked pair, triplet and quad (naked subset, disjoint subset)
- Hidden pair, triplet and quad (hidden subset, unique subset)
- X-Wing
- Swordfish
- XY-Wing
- XYZ-Wing
- XY-Chain
- Colouring
- Forcing chains
- Trial and error (Ariadne's thread, backtracking, guessing)
See also in what order does SadMan Sudoku use the various solving techniques?
- Overview
- Screen Shot
- FAQ
- Upgrade
- Change History
- Translations
- User Comments
- Buy
- Printable Grids
- Solving Techniques
- Glossary
- Links
- Support Forum
What People Say |
---|
![]() Thank you! Your software is the greatest. ![]() Owen Hurst, Oklahoma |
More … |