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Free Press January 4, 2013

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keith

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

Posted: Fri Jan 04, 2013 6:26 pm Post subject: Free Press January 4, 2013

I could not find a quick solution.

Code:

Puzzle: FP010413
+-------+-------+-------+
| 7 . . | 8 . . | . . 6 |
| . 3 . | 9 . . | . . 8 |
| . . 8 | . . . | 1 4 . |
+-------+-------+-------+
| . . . | 2 . 3 | . . . |
| 1 2 . | . . . | . 3 5 |
| . . . | 6 . 9 | . . . |
+-------+-------+-------+
| . 1 7 | . . . | 8 . . |
| 5 6 . | . . 8 | . 7 . |
| 8 . . | . . 4 | . . 3 |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site

Keith

JC Van Hay

Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium

Posted: Fri Jan 04, 2013 9:50 pm Post subject:

Band 1 - r3c45 has 2 solutions -> analysis of the puzzle therefrom : r1c3=1->solution, while r1c3=9->no 4C7.

Interpretation :

Code:

+---------------+-------------+------------------+
| 7 4 19 | 8 2 15 | 3 59 6 |
| 26 3 16 | 9 4 15 | 7 25 8 |
| 2(9) 5 8 | 37 37 6 | 1 4 2-9 |
+---------------+-------------+------------------+
| (69) 78 45 | 2 15 3 | 9(46) 189 1479 |
| 1 2 69 | 4 8 7 | 69 3 5 |
| 3(4) 78 345 | 6 15 9 | 2(4) 128 1247 |
+---------------+-------------+------------------+
| 3(4) 1 7 | 5 369 2 | 8 69 (49) |
| 5 6 34 | 13 39 8 | 29(4) 7 1249 |
| 8 9 2 | 17 67 4 | 5 16 3 |
+---------------+-------------+------------------+
Chain[5] : Kraken 4C7 :
9r3c1=(9-6)r4c1=(6-4)r4c7=Skyscraper(4C17)-(4=9)r7c9 :=> -9r3c9;ste

Marty R.

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

Posted: Sat Jan 05, 2013 2:13 am Post subject:

Code:

+-----------+-----------+--------------+
| 7 4 19 | 8 2 15 | 3 59 6 |
| 26 3 16 | 9 4 15 | 7 25 8 |
| 29 5 8 | 37 37 6 | 1 4 29 |
+-----------+-----------+--------------+
| 69 78 45 | 2 15 3 | 469 189 1479 |
| 1 2 69 | 4 8 7 | 69 3 5 |
| 34 78 345 | 6 15 9 | 24 128 1247 |
+-----------+-----------+--------------+
| 34 1 7 | 5 369 2 | 8 69 49 |
| 5 6 34 | 13 39 8 | 249 7 1249 |
| 8 9 2 | 17 67 4 | 5 16 3 |
+-----------+-----------+--------------+

Play this puzzle online at the Daily Sudoku site

M-Wing on 29 + pincer transport.

<>9r4c1=r3c1-(9=2)r3c9-r8c9=(2-9)r8c7=9r45c7=>r4c89<>9

Code:

+-----------+-----------+-------------+
| 7 4 19 | 8 2 15 | 3 59 6 |
| 26 3 16 | 9 4 15 | 7 25 8 |
| 29 5 8 | 37 37 6 | 1 4 29 |
+-----------+-----------+-------------+
| 69 78 45 | 2 15 3 | 69 18 147 |
| 1 2 69 | 4 8 7 | 69 3 5 |
| 34 78 345 | 6 15 9 | 24 128 1247 |
+-----------+-----------+-------------+
| 34 1 7 | 5 369 2 | 8 69 49 |
| 5 6 34 | 13 39 8 | 24 7 1249 |
| 8 9 2 | 17 67 4 | 5 16 3 |
+-----------+-----------+-------------+

Play this puzzle online at the Daily Sudoku site

Now a Finned X-Wing (4) in c37=>r6c1<>4

That's a great puzzle for newspaper.

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