Advanced methods and approaches for solving Sudoku puzzles
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- Solving without pencilmarks
by RW » Sat Mar 25, 2006 7:40 am
- 101 Replies
- 98254 Views
- Last post by eleven
Sun Jan 13, 2019 10:10 am
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- Collection of solving techniques
by chopsuey » Sun Feb 26, 2006 10:51 pm
- 31 Replies
- 230694 Views
- Last post by StrmCkr
Wed May 16, 2018 7:28 am
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- Chromatic Patterns
by mith » Wed Mar 23, 2022 11:09 pm
- 125 Replies
- 3746 Views
- Last post by ryokousha
Thu Jan 26, 2023 10:43 pm
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- Uniqueness clue cover
by jco » Sun Jan 22, 2023 2:26 am
- 2 Replies
- 108 Views
- Last post by StrmCkr
Mon Jan 23, 2023 1:05 am
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- ORk-Forcing-Whips, ORk-Contrad-Whips and ORk-whips
by denis_berthier » Mon Aug 01, 2022 8:27 am
- 9 Replies
- 493 Views
- Last post by denis_berthier
Fri Jan 13, 2023 12:21 pm
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- ALC-sos
by StrmCkr » Sat Dec 24, 2022 8:51 pm
- 0 Replies
- 121 Views
- Last post by StrmCkr
Sat Dec 24, 2022 8:51 pm
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- Pattern Overlay Method
by P.O. » Thu Jul 28, 2022 5:22 am
- 15 Replies
- 563 Views
- Last post by Mathimagics
Wed Dec 14, 2022 9:11 am
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- Anti-GSP
by shye » Sun Nov 20, 2022 4:07 pm
- 3 Replies
- 327 Views
- Last post by shye
Fri Dec 09, 2022 5:50 am
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- Eleven's variable replacement method and its complexity
by denis_berthier » Tue Aug 10, 2021 4:45 am
- 12 Replies
- 1505 Views
- Last post by denis_berthier
Wed Dec 07, 2022 4:46 pm
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- The tridagon rule
by denis_berthier » Sun Mar 13, 2022 9:09 am
- 110 Replies
- 5234 Views
- Last post by denis_berthier
Thu Dec 01, 2022 4:06 am
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- Possibly a new Hidden UR?
by sos440 » Mon Nov 28, 2022 1:04 pm
- 1 Replies
- 141 Views
- Last post by Pat-Moderator
Wed Nov 30, 2022 11:10 am
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- Fireworks
by shye » Wed Nov 03, 2021 2:18 am
- 66 Replies
- 4702 Views
- Last post by StrmCkr
Tue Nov 22, 2022 5:15 am
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- AIC building using Graded Equivalence Marking
by swolar » Sun Oct 16, 2022 3:46 am
- 9 Replies
- 344 Views
- Last post by eleven
Mon Nov 14, 2022 10:31 pm
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- Another Sue De Coq puzzle from Hodoku.
by Yogi » Fri Nov 04, 2022 11:21 pm
- 8 Replies
- 201 Views
- Last post by pjb
Thu Nov 10, 2022 11:14 pm
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- New type of GSP?
by shye » Wed Oct 26, 2022 3:57 pm
- 18 Replies
- 461 Views
- Last post by ryokousha
Mon Oct 31, 2022 10:33 am
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- sue de coq & Deathblossom
by StrmCkr » Wed Oct 19, 2022 10:24 pm
- 0 Replies
- 142 Views
- Last post by StrmCkr
Wed Oct 19, 2022 10:24 pm
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- How To Spot a Sue De Coq
by Yogi » Mon Sep 26, 2022 9:25 pm
- 2 Replies
- 200 Views
- Last post by jco
Wed Sep 28, 2022 10:11 pm
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- The T&E-depth of a resolution rule
by denis_berthier » Fri Mar 25, 2022 6:55 am
- 6 Replies
- 414 Views
- Last post by denis_berthier
Sat Aug 27, 2022 11:40 am
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- Fully supersymmetric chains
by denis_berthier » Wed Aug 15, 2007 5:31 am
- 246 Replies
- 71590 Views
- Last post by denis_berthier
Sat Aug 27, 2022 7:06 am
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- g-whips and g-braids
by denis_berthier » Sun Mar 27, 2011 10:35 am
- 32 Replies
- 4404 Views
- Last post by yzfwsf
Thu Aug 04, 2022 4:22 am
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- more on whips, braids, T&E...
by denis_berthier » Sun Mar 27, 2011 6:53 am
- 41 Replies
- 7882 Views
- Last post by denis_berthier
Tue Aug 02, 2022 8:03 am
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- Is there a simpler way to solve this?
by Nick70 » Sun Nov 20, 2005 12:03 pm
- 56 Replies
- 45430 Views
- Last post by simonbrecher
Sun Jun 26, 2022 11:50 am
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- Sue de Coq
by Wepwawet » Tue Apr 26, 2022 8:16 pm
- 12 Replies
- 485 Views
- Last post by StrmCkr
Mon May 02, 2022 11:17 am
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- Forcing T&E
by denis_berthier » Sat Jan 09, 2021 10:30 am
- 28 Replies
- 1739 Views
- Last post by DEFISE
Tue Mar 08, 2022 12:13 pm
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- Specific X-wing
by philvo » Sat Feb 19, 2022 1:29 pm
- 0 Replies
- 294 Views
- Last post by philvo
Sat Feb 19, 2022 1:29 pm
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- 【TECHNIQUE SHARE】ALS NET
by borescoper » Tue Jun 14, 2016 6:01 am
- 14 Replies
- 1608 Views
- Last post by AnotherLife
Sun Feb 13, 2022 10:21 am
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- Almost Locked Pair and Almost Locked Triple
by ghfick » Sat Sep 11, 2021 8:23 pm
- 6 Replies
- 874 Views
- Last post by creint
Wed Feb 09, 2022 6:22 pm
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- I am primarily a pen and paper solver
by ghfick » Tue May 03, 2016 6:10 pm
- 17 Replies
- 3581 Views
- Last post by ghfick
Sat Feb 05, 2022 2:31 pm
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- notations
by scs » Thu Jan 13, 2022 6:35 pm
- 1 Replies
- 299 Views
- Last post by StrmCkr
Wed Feb 02, 2022 12:06 am
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- Is there any original theory or any theory at all in TDP?
by denis_berthier » Sun Jan 23, 2022 10:05 am
- 47 Replies
- 2347 Views
- Last post by denis_berthier
Sat Jan 29, 2022 4:39 pm
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- AIC versus X- and XY-chain
by Hajime » Mon Jan 24, 2022 10:35 am
- 5 Replies
- 404 Views
- Last post by Hajime
Wed Jan 26, 2022 8:45 am
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- The Ultimate FISH Guide
by tarek » Sat Oct 28, 2006 1:48 am
- 670 Replies
- 254928 Views
- Last post by yzfwsf
Tue Jan 25, 2022 11:33 am
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- Twin Empty Rectangles
by pjb » Fri Jan 14, 2022 10:36 pm
- 9 Replies
- 428 Views
- Last post by rjamil
Sun Jan 16, 2022 4:04 pm
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- Blindfold Sudoku Tutorial
by Erratic Fungus » Sat May 29, 2021 6:36 pm
- 1 Replies
- 557 Views
- Last post by xemnosyst
Sun Jan 09, 2022 4:03 pm
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- Abominable TRIAL-and-ERROR and lovely BRAIDS
by denis_berthier » Tue Oct 14, 2008 10:32 pm
- 115 Replies
- 22436 Views
- Last post by denis_berthier
Fri Jan 07, 2022 5:33 am
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- Weak Exocet
by borescoper » Wed Dec 08, 2021 10:22 am
- 0 Replies
- 372 Views
- Last post by borescoper
Wed Dec 08, 2021 10:22 am
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- HoDoKu Documentation English (for Offline viewing)
by 1to9only » Wed Dec 01, 2021 8:13 pm
- 0 Replies
- 322 Views
- Last post by 1to9only
Wed Dec 01, 2021 8:13 pm
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- Reducing the number of steps
by denis_berthier » Tue Jul 20, 2021 7:28 am
- 12 Replies
- 948 Views
- Last post by DEFISE
Sun Oct 03, 2021 9:37 pm
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- DoubleBUG
by JRL » Tue Jul 06, 2021 2:43 pm
- 11 Replies
- 599 Views
- Last post by marek stefanik
Mon Aug 02, 2021 1:09 pm
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- Mutant Exocet
by jovi_al01 » Mon Jul 26, 2021 9:35 pm
- 2 Replies
- 466 Views
- Last post by jovi_al01
Tue Jul 27, 2021 3:51 am
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