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ZeroAssoluto
Joined: 05 Feb 2017 Posts: 937 Location: Rimini, Italy
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Posted: Sun Mar 18, 2018 11:07 pm Post subject: Mar 19 VH |
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Hi everyone,
Code: |
+----------+-------------+----------+
| 8 3 2 | 6 49 49 | 7 5 1 |
| 9 4 6 | 7 1 5 | 3 28 28 |
| 5 7 1 | 2 8 3 | 4 6 9 |
+----------+-------------+----------+
| 7 258 3 | 45 2456 468 | 1 9 245 |
| 6 25 4 | 1 79 79 | 8 3 25 |
| 1 9 58 | 3 245 48 | 6 24 7 |
+----------+-------------+----------+
| 2 1 9 | 8 3 467 | 5 47 46 |
| 3 58 7 | 45 456 2 | 9 1 468 |
| 4 6 58 | 9 57 1 | 2 78 3 |
+----------+-------------+----------+
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Play this puzzle online at the Daily Sudoku site
Quote: | XY-Wing 4,5,8 in r4c4,r6c36 and -5 in r4c2,r6c5
or
XYZ-Wing 2,4,5 in r4c4,r6c58 and -4 in r6c6 |
Ciao Gianni |
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Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
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Posted: Mon Mar 19, 2018 5:06 am Post subject: |
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Code: | ┌────────────────────┬────────────────────┬────────────────────┐
│ 8 3 2 │ 6 49 49 │ 7 5 1 │
│ │ │ │
│ 9 4 6 │ 7 1 5 │ 3 28 28 │
│ │ │ │
│ 5 7 1 │ 2 8 3 │ 4 6 9 │
├────────────────────┼────────────────────┼────────────────────┤
│ 7 258 3 │ 45 2456 468 │ 1 9 245 │
│ │ │ │
│ 6 25 4 │ 1 79 79 │ 8 3 25 │
│ │ │ │
│ 1 9 58 │ 3 245 48 │ 6 24 7 │
├────────────────────┼────────────────────┼────────────────────┤
│ 2 1 9 │ 8 3 467 │ 5 47 46 │
│ │ │ │
│ 3 58 7 │ 45 456 2 │ 9 1 468 │
│ │ │ │
│ 4 6 58 │ 9 57 1 │ 2 78 3 │
└────────────────────┴────────────────────┴────────────────────┘ |
Flightless XY-Wing (24-8) pivot r6c8, with pincer transport
Transport 8 from r6c6 to r9c3 => -8r9c8 |
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immpy
Joined: 06 May 2017 Posts: 571
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Posted: Mon Mar 19, 2018 1:25 pm Post subject: |
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....OR an XYZ-wing 2-45 pivoted @r6c5 ... r6c6<>4 (=8!).
cheers all...immp |
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Ajò Dimonios
Joined: 01 May 2017 Posts: 339 Location: Sassari Italy
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Posted: Mon Mar 19, 2018 10:45 pm Post subject: |
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Hi everyone
Code: |
+----------+-------------+----------+
| 8 3 2 | 6 49 49 | 7 5 1 |
| 9 4 6 | 7 1 5 | 3 28 28 |
| 5 7 1 | 2 8 3 | 4 6 9 |
+----------+-------------+----------+
| 7 258 3 | 45 2456 468 | 1 9 245 |
| 6 25 4 | 1 79 79 | 8 3 25 |
| 1 9 58 | 3 245 48 | 6 24 7 |
+----------+-------------+----------+
| 2 1 9 | 8 3 467 | 5 47 46 |
| 3 58 7 | 45 456 2 | 9 1 468 |
| 4 6 58 | 9 57 1 | 2 78 3 |
+----------+-------------+----------+
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Play this puzzle online at the Daily Sudoku site
When the 2 at r2c8 is true, the 4 at r6c8 is both true and false, so 2 at r2c8 must be false:
chain1 = (2)r2c8 – 2r6c8=4r6c8
chain 2 = (2)r2c8 –8 r2c8=8r9c8-8r9c3=8r6c3-8r6c6=4r6c6-4r6c8=>-2r2c8=>stte.
Ciao a Tutti
Paolo |
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