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Puzzle 10/03/28 (D)

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Sun Mar 28, 2010 7:47 pm Post subject: Puzzle 10/03/28 (D)

Code:

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

Play this puzzle online at the Daily Sudoku site

storm_norm

Joined: 18 Oct 2007
Posts: 1741

Posted: Mon Mar 29, 2010 5:44 am Post subject:

Code:

+---------------+------------------+-------------------+
| 7 4 9 | 3 58 6 | 58 1 2 |
| 2 3 6 | 578 578 1 | 589 4 59 |
| 1 8 5 | 2 9 4 | 7 6 3 |
+---------------+------------------+-------------------+
| 6 2 3 | 4 178 (79) | 15-9 578-9 57-9 |
| 9 1(7) 8 | 15(7) 6 5(7) | 3 2 4 |
| 4 5 (17) | 178-9 2 3 | (19) 789 6 |
+---------------+------------------+-------------------+
| 5 179 147 | 179 147 2 | 6 3 8 |
| 8 16 2 | 16 3 579 | 4 579 579 |
| 3 679 47 | 5679 457 8 | 2 579 1 |
+---------------+------------------+-------------------+

1... (9=7)r4c6 - (7)r5c46 = (7)r5c2 - (7=1)r6c3 - (1=9)r6c7
r6c4 <> 9
r4c789 <> 9

Code:

+---------------+-------------------+---------------+
| 7 4 9 | 3 58 6 | 58 1 2 |
| 2 3 6 | 578 578 1 | 589 4 59 |
| 1 8 5 | 2 9 4 | 7 6 3 |
+---------------+-------------------+---------------+
| 6 2 3 | 4 178 9 | 15 578 57 |
| 9 1(7) 8 | 157 6 5(7) | 3 2 4 |
| 4 5 1(7) | 178 2 3 | 19 789 6 |
+---------------+-------------------+---------------+
| 5 179 147 | 179 147 2 | 6 3 8 |
| 8 16 2 | 16 3 (57) | 4 579 579 |
| 3 69 (47) | 69 7-4(5) 8 | 2 57 1 |
+---------------+-------------------+---------------+

2...(4=7)r9c3 - (7)r6c3 = (7)r5c2 - (7)r5c6 = (7-5)r8c6 = (5)r9c5; r9c5 <> 4

oaxen

Joined: 10 Jul 2006
Posts: 96

Posted: Mon Mar 29, 2010 10:53 am Post subject:

Of the available "two-of-a-kinds" there are 13 openings each making this a one-stepper-puzzle

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