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  Topic: Sep 26 VH
roaa

Replies: 3
Views: 15273

PostForum: Daily Sudoku puzzles   Posted: Tue Sep 26, 2017 8:47 am   Subject: Sep 26 VH
XY-Wing 459 at r6c8
  Topic: Mar 14 VH
roaa

Replies: 2
Views: 13736

PostForum: Daily Sudoku puzzles   Posted: Tue Mar 14, 2017 10:48 am   Subject: Mar 14 VH
XY-wing pivot r4c8 or r7c8 solves it.
  Topic: June 7 VH
roaa

Replies: 1
Views: 12115

PostForum: Daily Sudoku puzzles   Posted: Tue Jun 07, 2016 10:43 am   Subject: June 7 VH
XY-wing 268 => r8c1 = 1 which solves it.
  Topic: May 20 VH
roaa

Replies: 2
Views: 13795

PostForum: Daily Sudoku puzzles   Posted: Fri May 20, 2016 9:53 am   Subject: May 20 VH
XY wing, pivot r2c3 => r2c1 <> 6
  Topic: May 09 VH
roaa

Replies: 2
Views: 13545

PostForum: Daily Sudoku puzzles   Posted: Mon May 09, 2016 9:22 am   Subject: May 09 VH
Several XY-wings. Found a one-stepper: 239, pivot r1c2 => r45c3<>9. May be there are others!
  Topic: Feb 25 VH
roaa

Replies: 1
Views: 11655

PostForum: Daily Sudoku puzzles   Posted: Thu Feb 25, 2016 9:38 am   Subject: Feb 25 VH
An obvious UR15 gives r8c1=6 or
an XY-wing 269 gives r9c3=9
  Topic: Jan 19 VH
roaa

Replies: 5
Views: 18236

PostForum: Daily Sudoku puzzles   Posted: Tue Jan 19, 2016 8:08 am   Subject: Jan 19 VH
XY-wing 156, pivot r5c4, solves it.
  Topic: Jan 12 VH
roaa

Replies: 3
Views: 15567

PostForum: Daily Sudoku puzzles   Posted: Tue Jan 12, 2016 10:04 am   Subject: Jan 12 VH
XY-wing 125, pivot r4c4, makes it.
  Topic: Nov 30 VH
roaa

Replies: 2
Views: 12203

PostForum: Daily Sudoku puzzles   Posted: Mon Nov 30, 2015 10:29 am   Subject: Nov 30 VH
One more basic move: r1c6 = 5. For those who accept UR:s, the UR39 then gives a very simple solution!
  Topic: Nov 20 VH
roaa

Replies: 3
Views: 15724

PostForum: Daily Sudoku puzzles   Posted: Fri Nov 20, 2015 9:32 am   Subject: Nov 20 VH
I needed no advanced technique at all! Am I right?
  Topic: Nov 15 VH
roaa

Replies: 1
Views: 10892

PostForum: Daily Sudoku puzzles   Posted: Sun Nov 15, 2015 7:59 am   Subject: Nov 15 VH
One stepper: XY-wing 459, pivot r9c2, gives r2c2 = 4.
  Topic: Nov 10 VH
roaa

Replies: 2
Views: 13329

PostForum: Daily Sudoku puzzles   Posted: Tue Nov 10, 2015 9:40 am   Subject: Nov 10 VH
XY 158 gives r4c7=2.
  Topic: Oct 30 VH
roaa

Replies: 5
Views: 17508

PostForum: Daily Sudoku puzzles   Posted: Fri Oct 30, 2015 8:39 am   Subject: Oct 30 VH
Another one-stepper: XY-wing 289 gives r8c7<>9, which is enough.
  Topic: Oct 20 VH
roaa

Replies: 2
Views: 13698

PostForum: Daily Sudoku puzzles   Posted: Tue Oct 20, 2015 9:03 am   Subject: Oct 20 VH
At least two XY-wings 349 solves it.
  Topic: Oct 14 VH
roaa

Replies: 0
Views: 15027

PostForum: Daily Sudoku puzzles   Posted: Wed Oct 14, 2015 12:11 pm   Subject: Oct 14 VH
The usual: x-wing 379, pivot r4c2, gives r3c3=3, which solves it.
  Topic: Oct 6 VH
roaa

Replies: 5
Views: 19974

PostForum: Daily Sudoku puzzles   Posted: Thu Oct 08, 2015 6:47 pm   Subject: Oct 6 VH
The XY-Wing 247, pivot r7c4, solves it in one step.
  Topic: Sept 30 VH
roaa

Replies: 0
Views: 11500

PostForum: Daily Sudoku puzzles   Posted: Wed Sep 30, 2015 10:40 am   Subject: Sept 30 VH
An XY-wing 158 forces r7c9=8, which solves it.
  Topic: Aug 26 VH
roaa

Replies: 4
Views: 21317

PostForum: Daily Sudoku puzzles   Posted: Wed Aug 26, 2015 7:13 am   Subject: Aug 26 VH
XY-wing 169, pivot r9c3, forces r9c2<>9, which solves it.
  Topic: Aug 15 VH
roaa

Replies: 2
Views: 12546

PostForum: Daily Sudoku puzzles   Posted: Sat Aug 15, 2015 8:34 am   Subject: Aug 15 VH
The XY 136, pivot r4c8, gives r5c3=2, which solves it.
  Topic: Jul 4 VH
roaa

Replies: 2
Views: 12919

PostForum: Daily Sudoku puzzles   Posted: Sat Jul 04, 2015 11:21 am   Subject: Jul 4 VH
I used the nearby 457 X-wing leading to r7c9<>7.
 
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