FAQ   Search   Memberlist   Usergroups   Register   Profile   Log in          Games  Calendar Log in to check your private messages    Everything but the kitchen sink!          Sudoku Programmers Forum Index -> Puzzles View previous topic :: View next topic   Author Message humble_programmer Joined: 27 Jun 2006 Posts: 69 : Location: Colorado Springs, USA Items Posted: Thu Sep 20, 2007 1:13 am    Post subject: Everything but the kitchen sink! I stumbled across this puzzle while testing my home-rolled generator, and it captured my attention because of the sheer number of different solving techniques it uses: Code: . . .  2 . .  . 1 . . . 6  3 . 1  . . 7 . 1 .  . 9 .  . . . 3 5 .  . . 9  . 2 . . . 4  . . .  9 . . . 6 .  7 . .  . 8 4 . . .  . 4 .  . 5 . 7 . .  9 . 3  8 . . . 9 .  . . 6  . . . ...2...1...63.1..7.1..9....35...9.2...4...9...6.7...84....4..5.7..9.38...9...6... # 95645 FNBTWXYK C26.M/S4.da suexrat9 rated it at 212, and Scanraid's Sudoku Solver required the following techniques to solve it: Y-Wing, Finned X-Wing (regular & Sashimi), Swordfish (regular & Finned), Almost Locked Sets, Aligned Pair Exclusion, Alt. Inference Chains (regular and w/Groups), X-Cycle, XY-Chain, Sue-de-Coq, Death Blossom (x2!), Pattern Overlay Method, and a lot of Bowman Bingo. And that's all in one puzzle! _________________ Cheers! Humble Programmer ,,,^..^,,, www.humble-programmer.com Back to top Pat Joined: 06 Sep 2006 Posts: 128 : Items Posted: Mon Oct 01, 2007 8:10 am    Post subject: humble_programmer wrote: I stumbled across this puzzle while testing my home-rolled generator, and it captured my attention because of the sheer number of different solving techniques it uses: [ 26 clues ] Code:  . . . | 2 . . | . 1 .  . . 6 | 3 . 1 | . . 7  . 1 . | . 9 . | . . . -------+-------+------  3 5 . | . . 9 | . 2 .  . . 4 | . . . | 9 . .  . 6 . | 7 . . | . 8 4 -------+-------+------  . . . | . 4 . | . 5 .  7 . . | 9 . 3 | 8 . .  . 9 . | . . 6 | . . . Sudoku Explainer wrote: Difficulty rating: 8.4 52 x Hidden Single 1 x Direct Hidden Pair 2 x Naked Single 5 x Pointing 1 x Claiming 1 x Naked Pair 1 x Naked Triplet 1 x Swordfish 5 x Turbot Fish 2 x Forcing X-Chain 11 x Forcing Chain 3 x Nishio Forcing Chains 4 x Cell Forcing Chains 9 x Region Forcing Chains Back to top Display posts from previous: All Posts1 Day7 Days2 Weeks1 Month3 Months6 Months1 Year Oldest FirstNewest First         Sudoku Programmers Forum Index -> Puzzles All times are GMT Page 1 of 1   Jump to: Select a forum Sudoku----------------Solving sudokuSetting sudokuProgramming sudokuThe mathematics of sudokuExotic sudoku Library----------------PuzzlesSoftwareSudoku elsewhere Not sudoku----------------Random thoughtsForum feedback  You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum   Powered by phpBB © 2001, 2005 phpBB Group Igloo Theme Version 1.0 :: Created By: Andrew Charron