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arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
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Posted: Thu Sep 21, 2017 5:19 am Post subject: VH092117 |
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Code: | *-----------*
|...|...|8..|
|..1|625|...|
|...|.8.|7.5|
|---+---+---|
|1.6|4..|..7|
|.3.|.1.|.9.|
|5..|..3|2.4|
|---+---+---|
|4.3|.5.|...|
|...|379|4..|
|..7|...|...|
*-----------*
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ZeroAssoluto
Joined: 05 Feb 2017 Posts: 942 Location: Rimini, Italy
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Posted: Thu Sep 21, 2017 8:22 am Post subject: |
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Hi everyone,
Code: |
+----------------+-----------+---------------+
| 269 24569 259 | 79 3 47 | 8 26 1 |
| 78 78 1 | 6 2 5 | 39 4 39 |
| 3 2469 29 | 19 8 14 | 7 26 5 |
+----------------+-----------+---------------+
| 1 28 6 | 4 9 28 | 35 35 7 |
| 27 3 4 | 5 1 27 | 6 9 8 |
| 5 789 89 | 78 6 3 | 2 1 4 |
+----------------+-----------+---------------+
| 4 2689 3 | 128 5 168 | 19 7 269 |
| 268 1 258 | 3 7 9 | 4 58 26 |
| 2689 25689 7 | 128 4 168 | 1359 358 2369 |
+----------------+-----------+---------------+
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Play this puzzle online at the Daily Sudoku site
Quote: | W-Wing 7,8 in r2c2,r6c4 connected by number 8 in r4c26 and -7 in r6c2
or
XY-Wing 2,7,8 in r24c2,r5c1 and -7 in r2c1,r6c2
or
XY-Wing 2,7,8 in r25c1,r4c2 and -8 in r2c2
or
XYZ-Wing 7,8,9 in r26c2,r6c3 and -8 in r4c2 |
Ciao Gianni |
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Ajò Dimonios
Joined: 01 May 2017 Posts: 339 Location: Sassari Italy
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Posted: Thu Sep 21, 2017 9:33 am Post subject: |
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Hi everyone
[(2)R5C1-(2=8)R4C2 and (2-7)R5C1=(7)R2C1-(7=8)R2C2]=>contradiction two singles 8 in column 2=>-2R5C1=>stte.
Ciao a Tutti
Paolo |
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