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Puzzle 10/03/13 (B)

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Sat Mar 13, 2010 11:52 am Post subject: Puzzle 10/03/13 (B)

Code:

+-----------------------+
| . . . | 1 . . | 5 3 7 |
| . 3 . | . . . | 6 1 . |
| . . 1 | . . . | . . . |
|-------+-------+-------|
| 5 . . | . . 3 | . 2 4 |
| . . . | . 5 . | . . . |
| . . . | 4 . 9 | 1 5 . |
|-------+-------+-------|
| 3 9 . | . . 6 | . . . |
| 4 7 . | 3 . 1 | . . . |
| 1 . . | 9 . . | . . 2 |
+-----------------------+

Play this puzzle online at the Daily Sudoku site

storm_norm

Joined: 18 Oct 2007
Posts: 1741

Posted: Sun Mar 14, 2010 12:17 am Post subject:

Quote:

after a x-wing 5
xyz-wing 278

Code:

+-------------------+------------------+-------------+
| 289 4 89 | 1 6 28 | 5 3 7 |
| 27 3 (57) | 257 9 4 | 6 1 8 |
| 678 568 1 | 78 3 578 | 2 4 9 |
+-------------------+------------------+-------------+
| 5 68 689(7) | 68-7 1 3 | 789 2 4 |
| 6789 1 4 | 2678 5 278 | 789 89 3 |
| (78) 2 3 | 4 7-8 9 | 1 5 6 |
+-------------------+------------------+-------------+
| 3 9 28(5) | (57) (278) 6 | 4 78 1 |
| 4 7 268 | 3 (28) 1 | 89 689 5 |
| 1 568 68 | 9 4 578 | 3 678 2 |
+-------------------+------------------+-------------+

als[(8)r78c5 = (7)r7c5] - (7=5)r7c4 - (5)r7c3 = (5-7)r2c3 = (7)r4c3 - (7=8)r6c1; r6c5 <> 8

Marty R.

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

Posted: Sun Mar 14, 2010 8:17 pm Post subject:

I used a couple of Hidden URs, W-Wing (89), ERs (5,5), Skyscraper (6) and an XY-Wing (268) with transports on each pincer.

arkietech

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

Posted: Sun Mar 14, 2010 9:53 pm Post subject:

Code:

*-----------------------------------------------------------*
| 289 4 89 | 1 6 28 | 5 3 7 |
| 27 3 57 | 257 9 4 | 6 1 8 |
| 678 568 1 | 578 3 578 | 2 4 9 |
|-------------------+-------------------+-------------------|
| 5 68 6789 | 678 1 3 | 789 2 4 |
| 6789 1 4 | 2678 5 278 | 789 89 3 |
| 78 2 3 | 4 78 9 | 1 5 6 |
|-------------------+-------------------+-------------------|
| 3 9 258 | 578 278 6 | 4 78 1 |
| 4 7 268 | 3 28 1 | 89 689 5 |
| 1 568 568 | 9 4 578 | 3 678 2 |
*-----------------------------------------------------------*
(7=2)r2c1-r2c4=(2-6)r5c4=r5c1-r3c1=(6-5)r3c2=(5-7)r2c3=(7)r4c3;
r2c3,r56c1<>7

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