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Mar 27 VH

 
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hughwill



Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK

PostPosted: Mon Mar 27, 2017 10:34 am    Post subject: Mar 27 VH Reply with quote

After basics:
Code:

+----------------+----------------+--------------+
| 2    5   3     | 7    146  1469 | 8   469 49   |
| 7    46  46    | 39   8    5    | 39  2   1    |
| 9    1   8     | 34   346  2    | 7   456 345  |
+----------------+----------------+--------------+
| 458  238 1     | 6    7    349  | 359 59  2359 |
| 45   9   24567 | 1234 1234 134  | 6   8   2357 |
| 6    23  27    | 239  5    8    | 4   1   2379 |
+----------------+----------------+--------------+
| 148  28  249   | 5    1234 134  | 19  7   6    |
| 3    7   2456  | 124  9    146  | 15  45  8    |
| 1456 46  4569  | 8    146  7    | 2   3   459  |
+----------------+----------------+--------------+

Play this puzzle online at the Daily Sudoku site

An almost impossible (for me) to see
Quote:
X wing on 9 c68
Leads to the much more obvious (for me)
35-9 XY wing stte.

Hugh
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 937
Location: Rimini, Italy

PostPosted: Mon Mar 27, 2017 12:12 pm    Post subject: Reply with quote

Hi everyone,
I can not find a solution in only one step

Quote:
X-Wing with 9 in r14c68,
W-Wing 3,5 in r3c9, r4c7 connected by number 5 in r34c8.


Ciao Gianni
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williamholiday



Joined: 01 Apr 2011
Posts: 28
Location: Connecticut USA

PostPosted: Mon Mar 27, 2017 12:41 pm    Post subject: Re: Mar 27 VH Reply with quote

Play this puzzle online at the Daily Sudoku site

An almost impossible (for me) to see
Quote:
X wing on 9 c68
Leads to the much more obvious (for me)
35-9 XY wing stte.

Hugh[/quote]

I never saw it but assuming there was a solution, I noted a one step by pivoting from the 459 in r9c9 -9r46c9 stte.
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Earl



Joined: 30 May 2007
Posts: 677
Location: Victoria, KS

PostPosted: Mon Mar 27, 2017 2:00 pm    Post subject: VH March 27 Reply with quote

Code:

+--------------+---------------+------------+
| 2   5   3    | 7    16   169 | 8  69 4    |
| 7   46  46   | 39   8    5   | 39 2  1    |
| 9   1   8    | 34   346  2   | 7  56 35   |
+--------------+---------------+------------+
| 458 238 1    | 6    7    349 | 35 59 235  |
| 45  9   2457 | 1234 1234 134 | 6  8  2357 |
| 6   23  27   | 239  5    8   | 4  1  2379 |
+--------------+---------------+------------+
| 148 28  249  | 5    1234 134 | 19 7  6    |
| 3   7   256  | 12   9    16  | 15 4  8    |
| 145 46  4569 | 8    146  7   | 2  3  59   |
+--------------+---------------+------------+

Play this puzzle online at the Daily Sudoku site


359 xy-wing @ R3C9, -9 R7C7; also @ R4C5, -9R1C8

Early Earl
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hughwill



Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK

PostPosted: Mon Mar 27, 2017 10:29 pm    Post subject: Re: VH March 27 Reply with quote

Earl wrote:
Code:

+--------------+---------------+------------+
| 2   5   3    | 7    16   169 | 8  69 4    |
| 7   46  46   | 39   8    5   | 39 2  1    |
| 9   1   8    | 34   346  2   | 7  56 35   |
+--------------+---------------+------------+
| 458 238 1    | 6    7    349 | 35 59 235  |
| 45  9   2457 | 1234 1234 134 | 6  8  2357 |
| 6   23  27   | 239  5    8   | 4  1  2379 |
+--------------+---------------+------------+
| 148 28  249  | 5    1234 134 | 19 7  6    |
| 3   7   256  | 12   9    16  | 15 4  8    |
| 145 46  4569 | 8    146  7   | 2  3  59   |
+--------------+---------------+------------+

Play this puzzle online at the Daily Sudoku site


359 xy-wing @ R3C9, -9 R7C7; also @ R4C5, -9R1C8

Early Earl


Hi Earl. Is this after the X wing on 9 c68 or is there a basics method to get
to your diagram from the one I posted?
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