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au 2/28/12 tough (vh)

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arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Tue Feb 28, 2012 8:46 am Post subject: au 2/28/12 tough (vh)

Code:

*-----------*
|...|..5|.47|
|...|3.1|.8.|
|1..|...|..6|
|---+---+---|
|..9|...|71.|
|...|.5.|...|
|.41|...|2..|
|---+---+---|
|4..|...|..8|
|.5.|2.3|...|
|96.|5..|...|
*-----------*

tlanglet

Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills

Posted: Tue Feb 28, 2012 2:54 pm Post subject:

Code:

*--------------------------------------------------------------------*
| 2368 2389 68 | 689 2689 5 | 1 4 7 |
| 267 279 4 | 3 2679 1 | 59 8 25 |
| 1 2789 5 | 4789 2789 2479 | 39 23 6 |
|----------------------+----------------------+----------------------|
| 3568 38 9 | 468 2368 246 | 7 1 345 |
| 2367 237 67 | 1 5 49 | 8 36 49 |
| 3568 4 1 | 6789 36789 679 | 2 356 359 |
|----------------------+----------------------+----------------------|
| 4 1 23 | 679 679 679 | 35 235 8 |
| 78 5 78 | 2 4 3 | 6 9 1 |
| 9 6 23 | 5 1 8 | 4 7 23 |
*--------------------------------------------------------------------*

xy-wing (25-3) with pseudocell (35)r23c7: (3=2)r9c9-(2=5)r2c9-(5=9)r2c7-(9=3)r3c7; r7c7<>3

Ted

Marty R.

Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

Posted: Tue Feb 28, 2012 6:01 pm Post subject:

W-Wing (23), SL 3 in c7; r2c9, r7c8<>2.

arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Tue Feb 28, 2012 6:35 pm Post subject:

Code:

*--------------------------------------------------------------------*
| 2368 2389 68 | 689 2689 5 | 1 4 7 |
| 267 279 4 | 3 2679 1 | 9-5 8 *25 |
| 1 2789 5 | 4789 2789 2479 | 39 23 6 |
|----------------------+----------------------+----------------------|
| 3568 38 9 | 468 2368 246 | 7 1 345 |
| 2367 237 67 | 1 5 49 | 8 36 49 |
| 3568 4 1 | 6789 36789 679 | 2 356 359 |
|----------------------+----------------------+----------------------|
| 4 1 23 | 679 679 679 |*35 235 8 |
| 78 5 78 | 2 4 3 | 6 9 1 |
| 9 6 23 | 5 1 8 | 4 7 *23 |
*--------------------------------------------------------------------*
xy-wing
(5=3)r7c7-(3=2)r9c9-(2=5)r2c9 => r2c7<>5

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