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AU Tough August 16, 2012

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arkietech

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

Posted: Fri Aug 17, 2012 5:51 am Post subject: AU Tough August 16, 2012

Code:

*-----------*
|.2.|5..|...|
|..8|...|4.2|
|..6|...|..3|
|---+---+---|
|.1.|.6.|..9|
|...|283|...|
|3..|.9.|.7.|
|---+---+---|
|7..|...|8..|
|4.5|...|1..|
|...|..6|.9.|
*-----------*

Play/Print this puzzle online

tlanglet

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

Posted: Fri Aug 17, 2012 12:13 pm Post subject:

Code after basics:

Code:

*--------------------------------------------------------------------*
| 19 2 3 | 5 4 1789 | 79 168 16 |
| 159 7 8 | 6 3 19 | 4 15 2 |
| 159 4 6 | 89 12 12789 | 79 158 3 |
|----------------------+----------------------+----------------------|
| 8 1 4 | 7 6 5 | 2 3 9 |
| 6 9 7 | 2 8 3 | 5 14 14 |
| 3 5 2 | 1 9 4 | 6 7 8 |
|----------------------+----------------------+----------------------|
| 7 6 9 | 3 125 12 | 8 24 45 |
| 4 3 5 | 89 27 89 | 1 26 67 |
| 2 8 1 | 4 57 6 | 3 9 57 |
*--------------------------------------------------------------------*

Lots of possibilities involving URs, AURs and short chains. I found this fun one-step solution while working on an AUR.

ant(789)r3c467=ls(12)r3c65-(1=9)r2c6-(9=8)r3c4; -8r3c8

Ted

arkietech

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

Posted: Fri Aug 17, 2012 2:25 pm Post subject:

I used another one of those "hybrid wings" Very Happy

Code:

*--------------------------------------------------------------------*
| 19 2 3 | 5 4 d179-8 | 79 168 16 |
| 159 7 8 | 6 3 19 | 4 15 2 |
| 159 4 6 |a89 12 c12789 |b79 158 3 |
|----------------------+----------------------+----------------------|
| 8 1 4 | 7 6 5 | 2 3 9 |
| 6 9 7 | 2 8 3 | 5 14 14 |
| 3 5 2 | 1 9 4 | 6 7 8 |
|----------------------+----------------------+----------------------|
| 7 6 9 | 3 125 12 | 8 24 45 |
| 4 3 5 | 89 27 89 | 1 26 67 |
| 2 8 1 | 4 57 6 | 3 9 57 |
*--------------------------------------------------------------------*
Wing
(8=9)r3c4-(9=7)r3c6-r3c5=r1c5 => -8r1c5; stte

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tlanglet

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

Posted: Fri Aug 17, 2012 2:31 pm Post subject:

arkietech wrote:

I used another one of those "hybrid wings" Very Happy

Code:

Play/Print this puzzle online

Very nice........... Very Happy

Ted

Marty R.

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

Posted: Fri Aug 17, 2012 11:07 pm Post subject:

Code:

+---------+--------------+-----------+
| 19 2 3 | 5 4 1789 | 79 168 16 |
| 159 7 8 | 6 3 19 | 4 15 2 |
| 159 4 6 | 89 12 12789 | 79 158 3 |
+---------+--------------+-----------+
| 8 1 4 | 7 6 5 | 2 3 9 |
| 6 9 7 | 2 8 3 | 5 14 14 |
| 3 5 2 | 1 9 4 | 6 7 8 |
+---------+--------------+-----------+
| 7 6 9 | 3 125 12 | 8 24 45 |
| 4 3 5 | 89 27 89 | 1 26 67 |
| 2 8 1 | 4 57 6 | 3 9 57 |
+---------+--------------+-----------+

Play this puzzle online at the Daily Sudoku site

Potential DP 12 boxes 28. Possibilities are 789 in r3c6 which forms a triple in r3 or 5 in r7c5; numerous common outcomes, including all of box 9.

Luke451

Joined: 20 Apr 2008
Posts: 310
Location: Southern Northern California

Posted: Fri Aug 17, 2012 11:20 pm Post subject:

tlanglet wrote:

Code after basics:

Code:

ant(789)r3c467=ls(12)r3c65-(1=9)r2c6-(9=8)r3c4; -8r3c8

Dang, that's some densely camouflaged nakedness there Exclamation

I'll have to get naked with ya...almost.

anp(15=8)r23c8-(8=9)r3c4-r3c7=r1c7-(9=1)r1c1 ==>r1c89<>1

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