Advanced methods and approaches for solving Sudoku puzzles
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- Hard puzzle in Eppstein's paper
by Max Beran » Thu Aug 25, 2005 10:50 pm
- 55 Replies
- 22184 Views
- Last post by Jeff
Thu Sep 01, 2005 10:07 am
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- What is the notation used here?
by QBasicMac » Mon Aug 29, 2005 9:10 pm
- 3 Replies
- 2654 Views
- Last post by Doyle
Tue Aug 30, 2005 3:08 pm
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- one last try
by goldie5218 » Tue Aug 23, 2005 11:45 am
- 11 Replies
- 4049 Views
- Last post by goldie5218
Tue Aug 30, 2005 3:07 pm
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- Double diagonal symmetry
by Sue De Coq » Tue Aug 30, 2005 1:45 pm
- 0 Replies
- 1688 Views
- Last post by Sue De Coq
Tue Aug 30, 2005 1:45 pm
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- X-wings - how do they work?
by MrChips » Tue Aug 30, 2005 7:27 am
- 1 Replies
- 2249 Views
- Last post by Max Beran
Tue Aug 30, 2005 7:41 am
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- Please help with this nasty one
by apatt » Tue Aug 30, 2005 4:27 am
- 2 Replies
- 1845 Views
- Last post by Scott H
Tue Aug 30, 2005 5:34 am
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- Minimzing/Optimizing Pencilling In
by lennyh » Fri Aug 26, 2005 8:46 pm
- 17 Replies
- 7200 Views
- Last post by stuartn
Sun Aug 28, 2005 7:02 pm
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- No one can do figure this out !
by ray » Sun Aug 28, 2005 2:43 am
- 4 Replies
- 2853 Views
- Last post by linchi
Sun Aug 28, 2005 4:34 pm
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- Need technique-specific practice puzzles
by Guest » Sat Aug 27, 2005 7:54 pm
- 0 Replies
- 1685 Views
- Last post by Guest
Sat Aug 27, 2005 7:54 pm
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- 'Premier' sudoku site????
by stuartn » Tue Aug 23, 2005 3:14 pm
- 15 Replies
- 6761 Views
- Last post by Wolfgang
Sat Aug 27, 2005 1:21 pm
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- X-wing & Quad
by apatt » Sat Aug 27, 2005 12:59 am
- 3 Replies
- 2506 Views
- Last post by apatt
Sat Aug 27, 2005 11:34 am
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- What to do when all slots have more than one possibility?
by Cram » Fri Aug 26, 2005 7:42 pm
- 2 Replies
- 2913 Views
- Last post by kf-ryan
Sat Aug 27, 2005 12:16 am
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- Exercise on xyz-wing and xy-chain
by Jeff » Thu Aug 18, 2005 8:20 am
- 17 Replies
- 13107 Views
- Last post by tso
Fri Aug 26, 2005 4:19 pm
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- Stuck, help.... please? argh....
by ChezzyMonkey15 » Fri Aug 26, 2005 5:19 am
- 1 Replies
- 1990 Views
- Last post by SteveF
Fri Aug 26, 2005 5:54 am
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- Who can solve this...
by wuem » Wed Aug 24, 2005 11:00 am
- 10 Replies
- 3887 Views
- Last post by Scott H
Fri Aug 26, 2005 5:37 am
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- Kinda Stuck, Any Help?
by Cram » Fri Aug 26, 2005 1:39 am
- 2 Replies
- 1903 Views
- Last post by Cram
Fri Aug 26, 2005 4:53 am
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- please help me
by lizpun » Wed Aug 24, 2005 11:29 pm
- 11 Replies
- 4218 Views
- Last post by Jeff
Thu Aug 25, 2005 11:28 am
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- Addiction!
by emm » Tue Aug 23, 2005 6:38 pm
- 8 Replies
- 3822 Views
- Last post by The Central Scrutinizer
Thu Aug 25, 2005 12:59 am
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- Why Sudoku Is so designed?
by nagesha » Wed Aug 24, 2005 3:00 pm
- 3 Replies
- 3250 Views
- Last post by tso
Wed Aug 24, 2005 9:15 pm
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- Solving a hard one
by Wolfgang » Thu Aug 18, 2005 1:36 pm
- 7 Replies
- 5808 Views
- Last post by Wolfgang
Wed Aug 24, 2005 8:54 pm
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- Help with next move
by dpletcher » Sun Aug 21, 2005 3:30 am
- 20 Replies
- 7284 Views
- Last post by Ianac
Wed Aug 24, 2005 7:41 am
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- Members of the xyz-wing family
by Jeff » Tue Aug 23, 2005 12:07 pm
- 1 Replies
- 1291 Views
- Last post by Nick70
Tue Aug 23, 2005 3:27 pm
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- please dont laugh!
by goldie5218 » Mon Aug 22, 2005 12:47 pm
- 3 Replies
- 2273 Views
- Last post by goldie5218
Mon Aug 22, 2005 4:34 pm
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- names of solving techniques
by dukuso » Mon Aug 22, 2005 7:38 am
- 0 Replies
- 1890 Views
- Last post by dukuso
Mon Aug 22, 2005 7:38 am
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- Need for trial and error?
by Robert Eskin » Mon Aug 22, 2005 12:54 am
- 1 Replies
- 1694 Views
- Last post by Doyle
Mon Aug 22, 2005 1:32 am
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- help. How to SEE x wings or chains in the first place
by kleinman » Sun Aug 21, 2005 1:10 pm
- 7 Replies
- 3354 Views
- Last post by Doyle
Sun Aug 21, 2005 11:45 pm
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- help
by emm » Sat Aug 20, 2005 11:25 pm
- 2 Replies
- 1732 Views
- Last post by emm
Sun Aug 21, 2005 5:39 am
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- Sudoku Worksheet
by ramsdell » Fri Aug 19, 2005 1:22 am
- 1 Replies
- 3072 Views
- Last post by The Central Scrutinizer
Sat Aug 20, 2005 3:01 pm
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- frustrated/mystified
by goldie5218 » Fri Aug 19, 2005 12:52 pm
- 5 Replies
- 3174 Views
- Last post by goldie5218
Sat Aug 20, 2005 12:39 pm
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- Looking for a LOGICAL next step
by Prunie » Sat Aug 13, 2005 7:04 pm
- 35 Replies
- 21447 Views
- Last post by Scott H
Sat Aug 20, 2005 6:37 am
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- Post your favorite puzzles here
by angusj » Thu Jun 30, 2005 6:42 am
- 57 Replies
- 22660 Views
- Last post by tso
Fri Aug 19, 2005 9:02 pm
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- basic question about x wing
by snapdragon » Fri Aug 19, 2005 3:41 pm
- 6 Replies
- 3639 Views
- Last post by george-no1
Fri Aug 19, 2005 4:13 pm
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- Stumped on very hard puzzle
by RickM » Thu Aug 18, 2005 10:37 pm
- 11 Replies
- 4592 Views
- Last post by SteveF
Fri Aug 19, 2005 2:09 pm
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- World ever best Sudoku player Vhutshilo Mudau
by Guest » Mon Aug 15, 2005 10:55 am
- 21 Replies
- 9667 Views
- Last post by george-no1
Fri Aug 19, 2005 12:39 pm
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- program to show candidates vs. pencil & paper
by snapdragon » Thu Aug 18, 2005 10:51 pm
- 2 Replies
- 2043 Views
- Last post by snapdragon
Thu Aug 18, 2005 11:21 pm
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- evil one
by monkey » Thu Aug 18, 2005 1:54 pm
- 5 Replies
- 2693 Views
- Last post by monkey
Thu Aug 18, 2005 3:52 pm
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- Newbie needs help with puzzle
by alan » Tue Aug 16, 2005 6:39 pm
- 9 Replies
- 4367 Views
- Last post by alan
Wed Aug 17, 2005 7:18 pm
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- How far can I expect to go?
by snapdragon » Sat Aug 06, 2005 1:57 am
- 17 Replies
- 8834 Views
- Last post by ionn
Wed Aug 17, 2005 9:19 am
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- help solving
by sfddoc » Mon Aug 15, 2005 9:19 pm
- 8 Replies
- 3922 Views
- Last post by sfddoc
Tue Aug 16, 2005 10:18 pm
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- Sudoku Beginner, Learning Fast, but stumped by this one...
by Rishi » Tue Aug 16, 2005 8:23 pm
- 4 Replies
- 2860 Views
- Last post by Xenon
Tue Aug 16, 2005 8:57 pm
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