Author |
Message |
Topic: VH++ 112923 |
dongrave
Replies: 4
Views: 2221
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Forum: Other puzzles Posted: Fri Dec 01, 2023 5:40 pm Subject: VH++ 112923 |
Thanks for the puzzle immp! I couldn't find a single step solution so I settled for 2 (very convoluted) chains.
After basics:
+--------------------+------------------+-------------------+
| k24 ... |
Topic: Nov 14 VH |
dongrave
Replies: 3
Views: 1444
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Forum: Daily Sudoku puzzles Posted: Tue Nov 14, 2023 2:02 pm Subject: Nov 14 VH |
I used the 169 XY Wing at r27c7,r9c9 (-1r12c9) which solved it. |
Topic: VH+ 110823 |
dongrave
Replies: 2
Views: 2075
|
Forum: Other puzzles Posted: Fri Nov 10, 2023 3:34 pm Subject: VH+ 110823 |
Thanks for the puzzle immp! After basics:
+-----------------+------------------+-----------------+
| 2 5 j178 | a17* 4 3 | 168 9 i1678 |
| e178 6 1378 | d1579 d179 d59 | ... |
Topic: Oct 24 VH |
dongrave
Replies: 1
Views: 1113
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Forum: Daily Sudoku puzzles Posted: Tue Oct 24, 2023 11:05 pm Subject: Oct 24 VH |
After basics:+--------------+-------------+--------------+
| 3 124 7 | 5 29 6 | 1248 19 48 |
| 8 9 24 | 7 1 23 | 234 5 6 |
| 6 5 12 | 89 4 238 | 123 179 137 |
... |
Topic: VH++ 101323 |
dongrave
Replies: 3
Views: 9797
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Forum: Other puzzles Posted: Sat Oct 14, 2023 2:23 pm Subject: VH++ 101323 |
Thanks for the puzzle immp!
After basics:+-----------------+---------------+-----------------+
| 3 2 c58 | d59 1679 167 | 68 19 4 |
| 6 4 f19 | 3 e19 8 | 7 5 ... |
Topic: daily jigsaw I created myself |
dongrave
Replies: 2
Views: 4021
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Forum: Other puzzles Posted: Sat Oct 14, 2023 2:21 pm Subject: daily jigsaw I created myself |
Nice job peter! I'd never done a jigsaw or squiggly Sudoku before so it was pretty challenging for me. After I filled in the first 15 cells or so I used an X Wing on 7's in columns 3 and 5 but I'm n ... |
Topic: How many xy-wings needed to solve this sudoku? |
dongrave
Replies: 1
Views: 6659
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Forum: Other puzzles Posted: Tue Sep 26, 2023 5:38 pm Subject: How many xy-wings needed to solve this sudoku? |
Thanks for the puzzle peter! I used 3 XY Wings and I double-checked to make sure that they were all necessary.
After basics (Note the 1,5 Hidden Pair in row 3):
+--------------------+------------ ... |
Topic: VH+ 092123 |
dongrave
Replies: 2
Views: 13401
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Forum: Other puzzles Posted: Sat Sep 23, 2023 2:23 pm Subject: VH+ 092123 |
Thanks for the puzzle immp!
After basics:
+---------------+--------------+-----------------+
| 9 4 167 | 3 678 157 | 178 15 2 |
| 167 8 5 | 4 267 127 | 3 9 17 | ... |
Topic: Sep 12 VH |
dongrave
Replies: 1
Views: 6168
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Forum: Daily Sudoku puzzles Posted: Wed Sep 13, 2023 2:11 am Subject: Sep 12 VH |
I used the 23-6 XY Wing at r4c59,r5c8 (-6r4c7) which then opened up the 24-3 XY Wing at r4c27,r7c2 (-3r7c7) which solved it. |
Topic: Aug 12 VH |
dongrave
Replies: 1
Views: 7471
|
Forum: Daily Sudoku puzzles Posted: Sat Aug 12, 2023 5:00 pm Subject: Aug 12 VH |
Using just VH moves, there's an X-Wing on 9's in rows 6 and 8 (-9r57c1, -9r9c4) which opens up a 29-5 XY-Wing at r7c67,r9c4 (-5r9c7) which solves it. |
Topic: 12-07-2023-daily-VH |
dongrave
Replies: 2
Views: 24481
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Forum: Other puzzles Posted: Fri Jul 14, 2023 3:46 pm Subject: 12-07-2023-daily-VH |
Thanks for the puzzle Peter!
After basics:+--------------+---------------+---------------+
| 7 9 6 | 15 135 13 | 2 4 8 |
| 8 2 1 | 4 6 7 | 5 3 9 |
| 3 ... |
Topic: VH+ 070623 |
dongrave
Replies: 3
Views: 11977
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Forum: Other puzzles Posted: Sun Jul 09, 2023 7:18 pm Subject: VH+ 070623 |
Thanks for the puzzle immp!
After basics:
+----------------+-----------------+---------------+
| 46 7 26 | 468 3 1 | 9 248 5 |
| 469 5 8 | 2 469 46 | 7 1 ... |
Topic: Jun 28 VH |
dongrave
Replies: 1
Views: 9776
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Forum: Daily Sudoku puzzles Posted: Wed Jun 28, 2023 8:05 pm Subject: Jun 28 VH |
If you're using just VH moves, there's an X Wing on 6's in columns 3 and 6 (-6r3c5, -6r5c4) and an X Wing on 9's in columns 6 and 9 (-9r3c5, -9r5c34) and these along with some more basics opens up a 4 ... |
Topic: Jun 10 VH |
dongrave
Replies: 2
Views: 10498
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Forum: Daily Sudoku puzzles Posted: Sat Jun 10, 2023 1:54 pm Subject: Jun 10 VH |
Using just VH moves (i.e. X-Wings, XY-Wings, and XYZ-Wings) there's a 2 X-Wing in rows 3 and 6 (-2r2c1,-2r4c5) which opens up a 19-4 XY-Wing at r4c5,r6c69 (-4r4c9,-4r6c5) which solves it. |
Topic: VH++ 060323 |
dongrave
Replies: 2
Views: 10431
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Forum: Other puzzles Posted: Mon Jun 05, 2023 1:32 pm Subject: VH++ 060323 |
Thanks for the puzzle immp! After basics:
+-----------------+---------------+-------------+
| 5 d24 9 | e34 8 7 | 6 1 23 |
| a17 c12*6 137 | 5 f123 b16 | 9 8 4 |
| ... |
Topic: May 25 VH |
dongrave
Replies: 0
Views: 11081
|
Forum: Daily Sudoku puzzles Posted: Sat May 27, 2023 1:31 pm Subject: May 25 VH |
After basics:+---------------+-------------+-------------+
| 8 4 13 | 5 23 6 | 127 9 17 |
| 7 29 6 | 8 1 29 | 3 5 4 |
| 1239 129 5 | 4 239 7 | 12 8 6 |
... |
Topic: May 11 VH |
dongrave
Replies: 1
Views: 9562
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Forum: Daily Sudoku puzzles Posted: Thu May 11, 2023 1:37 pm Subject: May 11 VH |
Or if you just use VH moves (i.e. X Wings, XY Wings, and XYZ Wings), the 16-4 XY Wing at r58c7,r7c9 (-4r4c9) opens up a 46-1 XY Wing at r4c19,r7c1 (-1r7c9) which solves it. There's also an X Wing on ... |
Topic: VH++ 042523 |
dongrave
Replies: 2
Views: 12524
|
Forum: Other puzzles Posted: Wed Apr 26, 2023 1:40 pm Subject: VH++ 042523 |
Thanks for the puzzle immp!
After basics:+----------------+-------------+-------------------+
| 1 35 4 | 23 8 57 | 2357 9 6 |
| 239 6 2579 | 23 4 1 | 2357 8 23 ... |
Topic: 16-04-2023 VH |
dongrave
Replies: 5
Views: 15200
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Forum: Other puzzles Posted: Fri Apr 21, 2023 9:20 pm Subject: 16-04-2023 VH |
I hope that I'm not dissuading others from posting their solutions to the VH/VH+ puzzles on this 'Other puzzle' link. If anyone out there does not like me posting solutions so quickly, just let me kn ... |
Topic: 16-04-2023 VH |
dongrave
Replies: 5
Views: 15200
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Forum: Other puzzles Posted: Tue Apr 18, 2023 4:31 pm Subject: 16-04-2023 VH |
Thanks for the puzzle Peter! After basics:
+----------------+---------------+---------------+
| 6 1458 459 | 348 19 2 | 39 7 1349 |
| 14789 2 479 | 3478 19 78 | 6 5 1349 ... |
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