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arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
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Posted: Tue Oct 03, 2017 11:28 pm Post subject: VH100417 |
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Code: | *-----------*
|.1.|294|..8|
|8..|...|...|
|.3.|..5|.71|
|---+---+---|
|.9.|.1.|..7|
|...|5.9|...|
|6..|.4.|.2.|
|---+---+---|
|25.|3..|.8.|
|...|...|..5|
|9..|458|.1.|
*-----------*
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Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
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Posted: Wed Oct 04, 2017 1:30 am Post subject: |
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Code: |
+--------------+------------+-------------+
| 57 1 567 | 2 9 4 | 356 356 8 |
| 8 26 256 | 1 3 7 | 456 9 46 |
| 4 3 9 | 68 68 5 | 2 7 1 |
+--------------+------------+-------------+
| 35 9 2345 | 68 1 26 | 4568 456 7 |
| 17 247 1247 | 5 268 9 | 1468 46 3 |
| 6 8 15 | 7 4 3 | 15 2 9 |
+--------------+------------+-------------+
| 2 5 1467 | 3 67 16 | 9 8 46 |
| 137 467 8 | 9 267 126 | 3467 346 5 |
| 9 67 367 | 4 5 8 | 367 1 2 |
+--------------+------------+-------------+
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Play this puzzle online at the Daily Sudoku site
XY-Wing (17-5) pivot r5c1 |
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Ajò Dimonios
Joined: 01 May 2017 Posts: 339 Location: Sassari Italy
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Posted: Wed Oct 04, 2017 7:34 pm Post subject: |
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Hi everyone
[(7)R1C1-(7=1)R5C1 and (7-5)R1C1=(5)R4C1-(5)R4C78=(5)R6C7-(5=1)R6C3]=>contradiction two singles 1 in box 4=>-7R1C1=>stte.
Ciao a Tutti
Paolo |
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