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  Topic: VH 112920
dongrave

Replies: 8
Views: 85

PostForum: Other puzzles   Posted: Tue Dec 01, 2020 8:16 pm   Subject: VH 112920
Ah, I see! Thanks for the info immpy!
  Topic: VH 112920
dongrave

Replies: 8
Views: 85

PostForum: Other puzzles   Posted: Tue Dec 01, 2020 5:18 pm   Subject: VH 112920
Wow! Nice solutions! From looking at Gianni's and Clement's solutions I'm guessing that this must be a VH+ puzzle?
  Topic: First time I post a vh sudoku
dongrave

Replies: 9
Views: 874

PostForum: Other puzzles   Posted: Mon Nov 09, 2020 8:08 pm   Subject: First time I post a vh sudoku
Btw, the hidden pair 58 in Peter's grid is sort of hard to find if you're just looking at candidates - but while cross-hatching it's easy to notice that the 5 and 8 are in rows 5 and 6 which means the ...
  Topic: First time I post a vh sudoku
dongrave

Replies: 9
Views: 874

PostForum: Other puzzles   Posted: Mon Nov 09, 2020 6:55 pm   Subject: First time I post a vh sudoku
Wow! I had a tough time with this one! After basics:
+-----------------+-----------------+---------------+
| 589 579 1 | 2 6789 789 | 3 467 4689 |
| 389 2 36789 | 1689 36789 4 ...
  Topic: Nov 07 VH
dongrave

Replies: 1
Views: 449

PostForum: Daily Sudoku puzzles   Posted: Sat Nov 07, 2020 12:13 pm   Subject: Nov 07 VH
No trouble connecting here Gianni! I used one of the 1,2,7 XY-Wings to solve today's puzzle.
  Topic: VH 110320
dongrave

Replies: 5
Views: 832

PostForum: Other puzzles   Posted: Wed Nov 04, 2020 11:59 am   Subject: VH 110320
+---------------+-------------+----------------+
| 8 5 9 | 6 7 1 | 2 4 3 |
| 3 2 14 | 8 9 45 | 157 17 6 |
| 7 14 6 | 3 2 45 | 159 19 8 |
...
  Topic: Oct 25 VH
dongrave

Replies: 7
Views: 1283

PostForum: Daily Sudoku puzzles   Posted: Sat Oct 31, 2020 1:34 pm   Subject: Oct 25 VH
My solution was to eliminate 2 from R7C9 because that would result in

either box 7 not having any 2s
or row 7 not having any 6s

Tom
Hi Tom, I didn't see your solution right away - but with a l ...
  Topic: Oct 27 VH
dongrave

Replies: 3
Views: 870

PostForum: Daily Sudoku puzzles   Posted: Tue Oct 27, 2020 11:32 am   Subject: Oct 27 VH
I used 2 VH moves. After basics:
+---------------+----------+--------------+
| 7 5 26 | 4 39 8 | 1269 369 123 |
| 9 8 1 | 6 37 2 | 4 357 35 |
| 46 246 3 | 5 79 1 | 2 ...
  Topic: VH+ 101220
dongrave

Replies: 4
Views: 1432

PostForum: Other puzzles   Posted: Mon Oct 26, 2020 4:10 pm   Subject: VH+ 101220
Thanks for checking that storm_norm! Hey, I see that you just joined! Welcome!
  Topic: Unfair 102420
dongrave

Replies: 3
Views: 907

PostForum: Other puzzles   Posted: Sat Oct 24, 2020 5:33 pm   Subject: Unfair 102420
+----------------+------------------+-------------+
| 356 4579 12367 | 12348 12578 2347 | 3458 69 578 |
| 8 4579 1367 | 134 157 347 | 345 69 2 |
| 35 457 237 | 6 2578 9 | 345 ...
  Topic: VH 101820
dongrave

Replies: 4
Views: 1639

PostForum: Other puzzles   Posted: Tue Oct 20, 2020 12:54 pm   Subject: VH 101820
Nice one Gianni. I have decided to include skyscrapers (turbot fish) and 2-string kites in my VH designation. They are simple enough to understand and implement.

cheers all...immp

I was wonderi ...
  Topic: Oct 19 VH
dongrave

Replies: 1
Views: 973

PostForum: Daily Sudoku puzzles   Posted: Mon Oct 19, 2020 10:25 am   Subject: Oct 19 VH
Using just VH moves it took me 3 steps. Beginning with Gianni's grid, 1 X-Wing r19c25 (-1r58c2, -1r7c5). Then 17-6 XY-Wing with pivot at r8c6 (-6r9c2). And then 57-6 XY-Wing with pivot at r3c2 (-6r ...
  Topic: No VH for 13 days and counting :(
dongrave

Replies: 0
Views: 990

PostForum: Daily Sudoku puzzles   Posted: Sun Oct 18, 2020 7:19 pm   Subject: No VH for 13 days and counting :(
I think that ties the record in the 'modern era' for the most days without a VH puzzle, doesn't it? (see December 2015.) We won't count the year that VH's were introduced (i.e. 2005).
  Topic: VH+ 101220
dongrave

Replies: 4
Views: 1432

PostForum: Other puzzles   Posted: Tue Oct 13, 2020 7:11 pm   Subject: VH+ 101220
Here's the grid after basics:


+-------------+------------------+-----------------+
| 9 1258 28 | 7 3456 1345 | 238 268 123568 |
| 3 125 6 | 8 9 15 | 7 4 125 |
| 4 ...
  Topic: VH+ 101020
dongrave

Replies: 2
Views: 1038

PostForum: Other puzzles   Posted: Sun Oct 11, 2020 11:13 am   Subject: VH+ 101020
+--------------+-------------+-------------+
| 4 5 36 | 1 68 9 | 38 2 7 |
| 7 1 8 | 2 3 5 | 49 49 6 |
| 9 36 2 | 4 68 7 | 138 138 5 |
+--------------+ ...
  Topic: Extreme 093020
dongrave

Replies: 2
Views: 1432

PostForum: Other puzzles   Posted: Sun Oct 04, 2020 2:20 pm   Subject: Extreme 093020
+--------------+------------+---------------+
| 7 1269 126 | 5 38 38 | 4 19 129 |
| 58 1589 15 | 4 2 6 | 1359 7 1359 |
| 45 245 3 | 7 1 9 | 6 8 25 |
+----------- ...
  Topic: Unfair 092320
dongrave

Replies: 1
Views: 1229

PostForum: Other puzzles   Posted: Thu Sep 24, 2020 1:12 pm   Subject: Unfair 092320
After basics:
+----------------+-------------------+-------------+
| 26 26 8 | 17 3 17 | 9 5 4 |
| 4 9 1 | 26 26 5 | 7 3 8 |
| 7 3 5 | 9 ...
  Topic: VH+ 091720
dongrave

Replies: 1
Views: 1350

PostForum: Other puzzles   Posted: Fri Sep 18, 2020 11:27 am   Subject: VH+ 091720
+--------------+--------------+----------------+
| 189 149 18 | 6 234 2347 | 279 5 279 |
| 3 49 5 | 47 24 1 | 8 6 279 |
| 6 2 7 | 8 5 9 | 3 4 1 |
...
  Topic: VH+ 090420
dongrave

Replies: 2
Views: 1917

PostForum: Other puzzles   Posted: Wed Sep 09, 2020 5:36 pm   Subject: VH+ 090420
I couldn't come up with a nice solution for this one! The following was the best that I could come up with!

After Basics:
+----------------+--------------+-----------------+
| 245 23458 2458 | 9 ...
  Topic: Sep 01 VH
dongrave

Replies: 0
Views: 1627

PostForum: Daily Sudoku puzzles   Posted: Wed Sep 02, 2020 11:10 am   Subject: Sep 01 VH
+--------------+-------------+---------------+
| 4 1278 128 | 9 17 3 | 168 5 1267 |
| 9 17 6 | 2 5 8 | 4 37 137 |
| 5 3 128 | 6 17 4 | 189 2789 1279 |
+------- ...
 
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