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Free Press June 28, 2013

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keith

Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA

Posted: Sat Jun 29, 2013 2:38 pm Post subject: Free Press June 28, 2013

Not yet done.

Code:

Puzzle: FP062813
+-------+-------+-------+
| 7 . 8 | 5 . . | . . 3 |
| . . . | . . . | . 4 . |
| . 3 . | . 9 . | . 7 . |
+-------+-------+-------+
| 2 8 . | . . 5 | . . 1 |
| . . 1 | . . . | 4 . . |
| 9 . . | 1 . . | . 8 2 |
+-------+-------+-------+
| . 1 . | . 6 . | . 3 . |
| . 6 . | . . . | . . . |
| 5 . . | 4 . 8 | 6 . 9 |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site

Keith

arkietech

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

Posted: Sat Jun 29, 2013 3:30 pm Post subject:

Code:

*--------------------------------------------------*
| 7 49 8 | 5 12 24 | 19 6 3 |
| 6 59 25 | 37 128 37 | 19 4 58 |
| 1 3 5-4 | 68 9 d46 | 2 7 58 |
|----------------+----------------+----------------|
| 2 8 a46 | 367 347 5 | 37 9 1 |
| 3 7 1 | 289 28 29 | 4 5 6 |
| 9 45 b456 | 1 347 c367 | 37 8 2 |
|----------------+----------------+----------------|
| 8 1 79 | 279 6 279 | 5 3 4 |
| 4 6 39 | 39 5 1 | 8 2 7 |
| 5 2 37 | 4 37 8 | 6 1 9 |
*--------------------------------------------------*
w-wing
(4=6)r4c3-r6c3=r6c6-(6=4) => -4r3c3; ste

keith

Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA

Posted: Sat Jun 29, 2013 5:47 pm Post subject:

After basics:

Code:

+-------------+-------------+-------------+
| 7 49 8 | 5 12 24 | 19 6 3 |
| 6 59 2 | 37 18 37 | 19 4 58 |
| 1 3 45 |C68 9 B46 | 2 7 58 |
+-------------+-------------+-------------+
| 2 8 A46 |3-67 347 5 | 37 9 1 |
| 3 7 1 | 289 28 29 | 4 5 6 |
| 9 45 456 | 1 347 367 | 37 8 2 |
+-------------+-------------+-------------+
| 8 1 79 | 279 6 279 | 5 3 4 |
| 4 6 39 | 39 5 1 | 8 2 7 |
| 5 2 37 | 4 37 8 | 6 1 9 |
+-------------+-------------+-------------+

M-wing: If A is 4 B is 4. AC are pincers on 6.

Keith

keith

Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA

Posted: Sat Jun 29, 2013 6:36 pm Post subject:

arkietech wrote:

Code:

*--------------------------------------------------*
| 7 49 8 | 5 12 24 | 19 6 3 |
| 6 59 25 | 37 128 37 | 19 4 58 |
| 1 3 5-4 |F68 9 d46 | 2 7 58 |
|----------------+----------------+----------------|
| 2 8 a46 |E367 347 5 | 37 9 1 |
| 3 7 1 | 289 28 29 | 4 5 6 |
| 9 45 b456 | 1 347 c367 | 37 8 2 |
|----------------+----------------+----------------|
| 8 1 79 | 279 6 279 | 5 3 4 |
| 4 6 39 | 39 5 1 | 8 2 7 |
| 5 2 37 | 4 37 8 | 6 1 9 |
*--------------------------------------------------*
w-wing
(4=6)r4c3-r6c3=r6c6-(6=4) => -4r3c3; ste

There is a link on 6 in C4 that sets up the same elimination.

Keith

Marty R.

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

Posted: Sun Jun 30, 2013 12:56 am Post subject:

I played the M-Wing and then looked around and saw that it was a W-Wing as well with SL 6 in r6, but I didn't notice the SL in b5 or c4.

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