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VH091917

 
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arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
PostPosted: Tue Sep 19, 2017 6:33 am    Post subject: VH091917 Reply with quote
Code:
 *-----------*
 |.7.|..8|...|
 |8.3|.2.|.7.|
 |..5|3..|.1.|
 |---+---+---|
 |95.|1..|2..|
 |...|...|...|
 |..1|..9|.65|
 |---+---+---|
 |.4.|..5|8..|
 |.2.|.4.|6.1|
 |...|6..|.3.|
 *-----------*


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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 941
Location: Rimini, Italy
PostPosted: Tue Sep 19, 2017 7:53 am    Post subject: Reply with quote
Hi everyone,

Code:

+----------+---------------+------------+
| 1  7  4  | 59   569  8   | 3   259 26 |
| 8  69 3  | 459  2    1   | 459 7   46 |
| 2  69 5  | 3    679  467 | 49  1   8  |
+----------+---------------+------------+
| 9  5  7  | 1    68   46  | 2   48  3  |
| 6  38 2  | 4578 3578 47  | 1   48  9  |
| 4  38 1  | 2    38   9   | 7   6   5  |
+----------+---------------+------------+
| 3  4  6  | 79   1    5   | 8   29  27 |
| 57 2  89 | 789  4    3   | 6   59  1  |
| 57 1  89 | 6    789  2   | 459 3   47 |
+----------+---------------+------------+

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Quote:
XY-Wing 4,6,9 in r2c29,r3c7 and -9 in r2c7,r3c2
or
XY-Wing 4,6,9 in r2c9,r3c27 and -6 in r2c2


Ciao Gianni
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Ajò Dimonios



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy
PostPosted: Tue Sep 19, 2017 9:14 am    Post subject: Reply with quote
Hi everyone

[(4)R2C9-(4=9)R3C7 and (4-6)R2C9=(6-9)R2C2=(9)R3C2]=>contradiction two singles 9 in line 3=>-4R2C9=>stte.

Ciao a Tutti

Paolo
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Tue Sep 19, 2017 8:47 pm    Post subject: Reply with quote
Also the 49-6 XY-Wing pivoted in r3c7.
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