Sudoku

Feb 6, 2010

Sudoku
Is there a Sudoku so difficult that it can only be solved by exhaustive enumeration?

Was going to put this in Games, but Sudoku is more a logic Puzzle. There are a lot of strategies for solving Sudodu, and I can do all the ones in the newspapers and mags. But the ones on the Net are much harder. Are there ones so hard that no solution can be found except to use brute number-crunching force (by computer) to get a solution?

This is a very difficult soduko

..1.8.6.4
.376…..
5……..
…..5…
..6.1.8..
…4…..
……..3
…..752.
8.2.9.7..

Sudoku Tips for Beginners


Victorinox Fibrox 7-Inch Granton Edge Santoku Knife


Victorinox Fibrox 7-Inch Granton Edge Santoku Knife


$25.00


Nothing is worse than going to cut with your cutlery, and having the handle slip around in your hand. To combat this potential for injury, Victorinox has created this Fibrox santoku knife. The Fibrox® handle is textured and provides a firm grip, even when wet, and does not slip or slide around. It is comfortable and fits naturally to the shape of your hand, and provides an attractive and modern s…

Wusthof Classic Hollow-Ground Santoku


Wusthof Classic Hollow-Ground Santoku


$120.00


Similar to a butcher knife, the Japanese-style santoku knife is a multipurpose gem for slicing, cubing, or dicing. Available in 5″ or 7″, the distinctive hollow-ground edge that alternates scallops on both sides of the blade, and yields a smooth, clean cut.About Wusthof Classic:• Precision-forged blades of Wusthof’s own high-carbon, stain-resistant steel alloy, for a lasting edge that is easy…

Wusthof Classic Ikon Santoku, Hollow Edge


Wusthof Classic Ikon Santoku, Hollow Edge


$165.00


The Classic Ikon hollow-ground santoku combines the benefits of a cooks knife and a vegitable cleaver. It is a fine knife for chopping, slicing and dicing. The kullened edge allows foods to realease easier from the blade and also enables you to cut with less friction. The Wusthof Classic Ikon is a culmination of all the best features of each of the Wusthof knife lines. The combined riveted han…

Wallmonkeys Peel and Stick Wall Decals - Sudoku - Removable Graphic


Wallmonkeys Peel and Stick Wall Decals – Sudoku – Removable Graphic



WallMonkeys wall graphics are printed on the highest quality re-positionable, self-adhesive fabric paper. Each order is printed in-house and on-demand. WallMonkeys uses premium materials & state-of-the-art production technologies. Our white fabric material is superior to vinyl decals. You can literally see and feel the difference. Our wall graphics apply in minutes and won’t damage your paint or l…


Rockler Sudoku Wood Blank -10'' X 10'' X 3/4'' Walnut


Rockler Sudoku Wood Blank -10” X 10” X 3/4” Walnut


$9.99


Note: Perfectly sized board blanks are available in Walnut (photo-left, Rockler #23691), Cherry (photo-center, Rockler #28612), and Mahogany (photo-right, Rockler #20148). Sudoku Template and Bit sold separately (Rockler #27460, shown, photo-far left). Finished project shown in background along with our Sudoku Peg Set (sold separately, Rockler #28055). A wooden Sudoku set makes a great addition …

Wallmonkeys Peel and Stick Wall Decals - Sudoku Puzzle - Removable Graphic


Wallmonkeys Peel and Stick Wall Decals – Sudoku Puzzle – Removable Graphic



WallMonkeys wall graphics are printed on the highest quality re-positionable, self-adhesive fabric paper. Each order is printed in-house and on-demand. WallMonkeys uses premium materials & state-of-the-art production technologies. Our white fabric material is superior to vinyl decals. You can literally see and feel the difference. Our wall graphics apply in minutes and won’t damage your paint or l…


Ancient Sudoku


Ancient Sudoku


$0.40


This software is BRAND NEW. Packaging may differ slightly from the stock photo above. Please click on our logo above to see over 15,000 titles in stock….

Sudoku 2 Gallon 3-Way Popcorn


Sudoku 2 Gallon 3-Way Popcorn


$29.99


Show them you’ve got their number with this new edition of our popular Sudoku puzzle tin filled with our unbelievably yummy 3-way popcorn assortment of Butter, Cheese and Caramel corn. Comes with a handy Sharpie too! (Puzzle solutions can be found here.)…

Florene Games - Sudoku - Coffee Gift Baskets - Coffee Gift Basket


Florene Games – Sudoku – Coffee Gift Baskets – Coffee Gift Basket


$44.99


Sudoku Coffee Gift Basket is measuring 9x9x4. Contains 15oz mug, BONUS free set of 4 coasters, biscotti and 5 blends of gourmet coffee. French Vanilla, Kenya AA, Decaf Colombian Supremo, Chocolate and Italian Roast Espresso elegantly presented in our signature black planet coffee gift box. A very nice and thoughtful gift for any occasion….

Sudoku 2 Gallon Snack Assortment


Sudoku 2 Gallon Snack Assortment



Show them you’ve got their number with this new edition of our popular Sudoku puzzle tin! Filled with chocolate chip cookies, honey roast peanuts, Tootsie Roll Midgees, gummy bears, mini pretzels, and popcorn – Cheese, White Cheddar and Jalapeño. Each tin comes with a handy Sharpie too! (Puzzle solutions can be found here.)…


Sudoku


Sudoku


$5.21


Sudoku

Sudoku Bubbles


Sudoku Bubbles


$7.45


Sudoku Bubbles

Alaska Sudoku


Alaska Sudoku


$5.96


Alaska Sudoku

Celebrity Sudoku


Celebrity Sudoku


$19.4


Celebrity Sudoku

Pocket Sudoku


Pocket Sudoku


$5.21


Pocket Sudoku

Sudoku Genius


Sudoku Genius


$5.97


Sudoku Genius

Sudoku To Go


Sudoku To Go


$4.47


Sudoku To Go

Ultimate Sudoku


Ultimate Sudoku


$7.45


Ultimate Sudoku

Extreme Sudoku


Extreme Sudoku


$7.43


Extreme Sudoku

Sudoku to Go


Sudoku to Go


$4.47


Sudoku to Go

Genius Sudoku


Genius Sudoku


$4.44


Genius Sudoku

99 Sudoku


99 Sudoku


$5.93


99 Sudoku

Jumbo Sudoku


Jumbo Sudoku


$11.16


Jumbo Sudoku

Zombie Sudoku


Zombie Sudoku


$5.93


Zombie Sudoku

Sudoku - Writable Flex


Sudoku – Writable Flex


$24.4


Sudoku – Writable Flex

Einstein Touch Sudoku EI5329BK19


Einstein Touch Sudoku EI5329BK19


$4.49


Einstein Touch Sudoku EI5329BK19

Ds Sudoku Ball Detective


Ds Sudoku Ball Detective


$13.99


DS SUDOKU BALL DETECTIVE

Will Shortz Presents Devious Sudoku


Will Shortz Presents Devious Sudoku


$5.96


Will Shortz Presents Devious Sudoku

Sudoku Mania Book 2


Sudoku Mania Book 2


$3.49


Sudoku Mania Book 2

Will Shortz Presents Sudoku to Go


Will Shortz Presents Sudoku to Go


$4.32


Will Shortz Presents Sudoku to Go

Petite Christmas Sudoku


Petite Christmas Sudoku


$5.19


Petite Christmas Sudoku

Cal 2012 Sudoku


Cal 2012 Sudoku


$10.44


Cal 2012 Sudoku

Pocket Smart Sudoku


Pocket Smart Sudoku


$5.96


Pocket Smart Sudoku

Will Shortz Presents Sudoku in the Sun


Will Shortz Presents Sudoku in the Sun


$4.32


Will Shortz Presents Sudoku in the Sun

Sudoku Under the Sun


Sudoku Under the Sun


$6.72


Sudoku Under the Sun

The Everything Giant Sudoku Book


The Everything Giant Sudoku Book


$7.43


The Everything Giant Sudoku Book

Big Book of Visual Sudoku


Big Book of Visual Sudoku


$11.16


Big Book of Visual Sudoku

Hard-As-Nails Sudoku


Hard-As-Nails Sudoku


$5.21


Hard-As-Nails Sudoku

Puzzle Baron's Sudoku


Puzzle Baron’s Sudoku


$7.43


Puzzle Baron’s Sudoku

The Everything 15-Minute Sudoku Book


The Everything 15-Minute Sudoku Book


$7.43


The Everything 15-Minute Sudoku Book

Jumbo Sudoku Pocket


Jumbo Sudoku Pocket


$3.79


Jumbo Sudoku Pocket

Will Shortz Presents Sudoku for Christmas


Will Shortz Presents Sudoku for Christmas


$8.2


Will Shortz Presents Sudoku for Christmas

Will Shortz Presents Wicked Sudoku


Will Shortz Presents Wicked Sudoku


$9.03


Will Shortz Presents Wicked Sudoku

Will Shortz Presents Mischievous Sudoku


Will Shortz Presents Mischievous Sudoku


$5.96


Will Shortz Presents Mischievous Sudoku

Classic Sudoku 2012 Calendar


Classic Sudoku 2012 Calendar


$10.44


Classic Sudoku 2012 Calendar

Ultimate Sudoku 2012 Calendar


Ultimate Sudoku 2012 Calendar


$10.44


Ultimate Sudoku 2012 Calendar

Jumbo Sudoku Explosion


Jumbo Sudoku Explosion


$8.95


Jumbo Sudoku Explosion

Sudoku X Book 1


Sudoku X Book 1


$6.68


Sudoku X Book 1

Will Shortz Presents Trickier Sudoku


Will Shortz Presents Trickier Sudoku


$5.96


Will Shortz Presents Trickier Sudoku

Murder on the Sudoku Express


Murder on the Sudoku Express


$7.47


Murder on the Sudoku Express

The Everything 30-Minute Sudoku Book


The Everything 30-Minute Sudoku Book


$7.43


The Everything 30-Minute Sudoku Book

Beyond Black Belt Sudoku


Beyond Black Belt Sudoku


$5.93


Beyond Black Belt Sudoku


Share with others

No Responses so far | Have Your Say!

Leave a Feedback

XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>

Subscribe to our Newsletter