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VH082317

 
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arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
PostPosted: Wed Aug 23, 2017 6:00 am    Post subject: VH082317 Reply with quote
Code:
 *-----------*
 |.3.|.1.|.65|
 |...|6..|2.4|
 |...|.43|1.8|
 |---+---+---|
 |...|.7.|.59|
 |...|...|...|
 |58.|.2.|...|
 |---+---+---|
 |7.1|39.|...|
 |4.8|..2|...|
 |92.|.8.|.4.|
 *-----------*


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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 1020
Location: Rimini, Italy
PostPosted: Wed Aug 23, 2017 7:05 am    Post subject: Reply with quote
Hi everyone,

Code:

+----------+-----------+---------------+
| 2 3  4   | 789 1 789 | 79   6   5    |
| 8 1  79  | 6   5 79  | 2    3   4    |
| 6 79 5   | 2   4 3   | 1    79  8    |
+----------+-----------+---------------+
| 3 4  2   | 18  7 168 | 68   5   9    |
| 1 79 679 | 458 3 58  | 48   2   67   |
| 5 8  67  | 49  2 69  | 3467 17  1367 |
+----------+-----------+---------------+
| 7 6  1   | 3   9 4   | 5    8   2    |
| 4 5  8   | 17  6 2   | 379  179 137  |
| 9 2  3   | 157 8 157 | 67   4   167  |
+----------+-----------+---------------+

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XY-Wing 6,7,9 in r2c6, r6c36 and -7 in r2c3
or
XY-Wing 6,7,9 in r2c3, r6c36 and -9 in r2c6

Ciao Gianni
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Ajò Dimonios



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy
PostPosted: Wed Aug 23, 2017 8:18 am    Post subject: Reply with quote
Hi everyone

AIC (7)R1C7=(7)R3C8-(7)R3C2=(7)R5C2-(7=6)R5C9-(6)R9C9=(6-7)R9C7=>-7R9C7=>stte
Or
[(9)R1C7-(9)R1C46=(9)R2C6-(9=6)R6C6 and (9)R1C7-(9)R3C8=(9)R3C2-(9=7)R2C3-(7=6)R6C3]=> contradiction two singles 6 in line 6=>-9R1C7=>stte.

Ciao a Tutti
Paolo
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