Advanced methods and approaches for solving Sudoku puzzles
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- Grouped Strong Links/Strong Cycles
by Mike Barker » Thu Mar 09, 2006 2:19 pm
- 14 Replies
- 15349 Views
- Last post by ronk
Sun Mar 26, 2006 12:31 pm
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- Just One Step
by Carcul » Wed Mar 15, 2006 4:27 pm
- 31 Replies
- 20908 Views
- Last post by Carcul
Sun Mar 26, 2006 11:05 am
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- Vidar's Monster #4
by vidarino » Fri Mar 17, 2006 6:54 pm
- 11 Replies
- 8555 Views
- Last post by SHuisman
Fri Mar 24, 2006 1:00 pm
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- Constraint subsets revisited
by Lummox JR » Tue Mar 21, 2006 1:53 am
- 3 Replies
- 2397 Views
- Last post by Jeff
Tue Mar 21, 2006 7:46 am
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- Recognizing triples
by MrHamilton » Sun Mar 19, 2006 6:05 pm
- 1 Replies
- 2240 Views
- Last post by tso
Sun Mar 19, 2006 6:39 pm
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- Links in a unit
by MrHamilton » Sun Mar 19, 2006 12:38 am
- 7 Replies
- 3096 Views
- Last post by MrHamilton
Sun Mar 19, 2006 9:33 am
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- Appearing sequence
by Jack B. » Sun Mar 19, 2006 4:17 am
- 2 Replies
- 2260 Views
- Last post by Myth Jellies
Sun Mar 19, 2006 8:15 am
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- Nice Loops for beginner
by Kent » Wed Mar 15, 2006 6:38 am
- 14 Replies
- 9421 Views
- Last post by tso
Fri Mar 17, 2006 7:05 pm
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- mtrying to cash in on this Psycho-Sudoku.com grid...no luck!
by SudokuKing » Fri Mar 17, 2006 12:24 am
- 5 Replies
- 3208 Views
- Last post by SudokuKing
Fri Mar 17, 2006 2:02 am
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- Help with Colors
by bruceka9 » Tue Mar 07, 2006 10:51 pm
- 17 Replies
- 8435 Views
- Last post by robhenry
Thu Mar 16, 2006 9:56 pm
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- NEW form of Sudoku
by Guest » Sat Mar 11, 2006 1:11 pm
- 8 Replies
- 5014 Views
- Last post by Pappocom
Mon Mar 13, 2006 12:54 pm
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- Subset Counting
by aeb » Sat Mar 11, 2006 1:50 pm
- 18 Replies
- 19274 Views
- Last post by aeb
Sun Mar 12, 2006 7:29 pm
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- Bristol variations
by ravel » Thu Mar 09, 2006 8:26 pm
- 16 Replies
- 9837 Views
- Last post by ravel
Sun Mar 12, 2006 3:08 pm
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- Strong Wing vs XY Wing
by tso » Mon Mar 06, 2006 4:55 am
- 10 Replies
- 6986 Views
- Last post by Mike Barker
Sun Mar 12, 2006 2:25 pm
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- Exclusion based on pairs
by Neunmalneun » Sat Mar 11, 2006 9:13 pm
- 2 Replies
- 2426 Views
- Last post by ronk
Sat Mar 11, 2006 11:03 pm
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- What's this?
by evert » Mon Mar 06, 2006 11:18 pm
- 5 Replies
- 2512 Views
- Last post by aeb
Sat Mar 11, 2006 2:36 pm
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- Forcing chain for beginners
by Kent » Fri Mar 10, 2006 10:13 pm
- 6 Replies
- 3143 Views
- Last post by Kent
Sat Mar 11, 2006 8:51 am
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- Trouble with this Puzzel
by jwestern » Sat Mar 11, 2006 1:39 am
- 4 Replies
- 2580 Views
- Last post by jwestern
Sat Mar 11, 2006 7:04 am
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- almost-locked-sets (ALS) for beginners
by smoof » Mon Mar 06, 2006 6:29 pm
- 21 Replies
- 11541 Views
- Last post by ronk
Fri Mar 10, 2006 1:58 pm
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- Multiple Coloring??
by bradles » Thu Feb 23, 2006 12:45 am
- 36 Replies
- 14955 Views
- Last post by yasmin
Thu Mar 09, 2006 9:33 pm
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- Are all of these simple nice loops?
by flip » Tue Mar 07, 2006 4:37 pm
- 8 Replies
- 4957 Views
- Last post by Jeff
Wed Mar 08, 2006 7:38 pm
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- Treating Sudokus as a special kind of Jigsaw Sudoku
by AndrewStuart » Thu Feb 23, 2006 2:55 am
- 1 Replies
- 2952 Views
- Last post by r.e.s.
Tue Mar 07, 2006 9:37 pm
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- New Unique pattern trick?
by vidarino » Thu Mar 02, 2006 1:47 pm
- 29 Replies
- 23849 Views
- Last post by Myth Jellies
Tue Mar 07, 2006 4:59 pm
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- Nice loops for elementary level players - the x-cycle
by Jeff » Mon Jan 02, 2006 9:19 pm
- 39 Replies
- 48177 Views
- Last post by flip
Tue Mar 07, 2006 4:42 pm
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- Nice loops for advanced level players - triple chain
by Jeff » Sat Dec 03, 2005 11:42 am
- 15 Replies
- 15183 Views
- Last post by Jeff
Mon Mar 06, 2006 7:54 pm
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- Nice loops for intermediate level players - Grouped x-cycle
by Jeff » Tue Jan 03, 2006 9:35 am
- 23 Replies
- 29949 Views
- Last post by Jeff
Mon Mar 06, 2006 6:39 am
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- Nice loops for advanced level players - grouped nice loop
by Jeff » Wed Dec 07, 2005 12:48 pm
- 6 Replies
- 7673 Views
- Last post by Jeff
Mon Mar 06, 2006 6:27 am
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- Nice loops for advanced level players - multiple nice loop
by Jeff » Mon Dec 05, 2005 1:04 pm
- 5 Replies
- 7504 Views
- Last post by Jeff
Mon Mar 06, 2006 5:30 am
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- Need help with almost-locked-sets
by smoof » Sat Mar 04, 2006 7:02 am
- 8 Replies
- 5909 Views
- Last post by Neunmalneun
Sun Mar 05, 2006 12:14 pm
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- My Worry with Forced Chains
by kwdos » Mon Sep 26, 2005 11:47 am
- 34 Replies
- 32142 Views
- Last post by Jeff
Sun Mar 05, 2006 6:12 am
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- What Next
by JeffInCA » Sat Mar 04, 2006 5:16 am
- 7 Replies
- 4857 Views
- Last post by ronk
Sat Mar 04, 2006 9:39 pm
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- duality
by ab » Fri Mar 03, 2006 2:45 pm
- 0 Replies
- 1954 Views
- Last post by ab
Fri Mar 03, 2006 2:45 pm
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- Reduction of possibilities
by geocant » Thu Mar 02, 2006 7:02 pm
- 3 Replies
- 2489 Views
- Last post by vidarino
Fri Mar 03, 2006 1:15 am
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- New to Colouring
by Camchase » Sun Jan 22, 2006 7:52 pm
- 24 Replies
- 9903 Views
- Last post by yasmin
Thu Mar 02, 2006 10:27 pm
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- Unique Rectangle type 5 shortcut
by vidarino » Sun Feb 26, 2006 1:57 pm
- 7 Replies
- 7175 Views
- Last post by Neunmalneun
Thu Mar 02, 2006 5:58 pm
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- Is there a simple alternative for this template discovery?
by Ruud » Tue Feb 21, 2006 12:44 am
- 70 Replies
- 34078 Views
- Last post by ravel
Thu Mar 02, 2006 4:40 pm
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- impossible sudoku to solve
by motoaspes » Wed Mar 01, 2006 2:58 pm
- 2 Replies
- 2947 Views
- Last post by Wolfgang
Wed Mar 01, 2006 4:02 pm
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- Another Example of an Almost Unique Pattern
by Carcul » Tue Jan 17, 2006 12:38 pm
- 7 Replies
- 4868 Views
- Last post by Carcul
Wed Mar 01, 2006 2:42 pm
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- The Type E3 Almost Unique Rectangle
by Carcul » Sat Jan 14, 2006 4:47 pm
- 33 Replies
- 14668 Views
- Last post by Carcul
Tue Feb 28, 2006 2:50 pm
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- Extension of xyz-wing
by Jeff » Fri Aug 12, 2005 3:40 am
- 18 Replies
- 23700 Views
- Last post by Mike Barker
Tue Feb 28, 2006 2:39 pm
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