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Daily Telegraph January 23, 2015

 
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

PostPosted: Sun Jan 25, 2015 11:36 am    Post subject: Daily Telegraph January 23, 2015 Reply with quote

Code:

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

Play this puzzle online at the Daily Sudoku site
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JC Van Hay



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

PostPosted: Sun Jan 25, 2015 1:11 pm    Post subject: Reply with quote

Code:
+----------------+-------------+------------------+
| 236  1   8     | 456  9  56  | 7     35   3(24) |
| 26   7   -2(4) | 456  3  1   | 5(2)  9    8     |
| 9    5   3(4)  | 7    8  2   | 1     6    3(4)  |
+----------------+-------------+------------------+
| 23   23  1     | 9    6  4   | 8     7    5     |
| 4    6   5     | 8    1  7   | 3     2    9     |
| 7    8   9     | 2    5  3   | 6     4    1     |
+----------------+-------------+------------------+
| 58   9   36    | 356  2  568 | 4     1    7     |
| 58   4   236   | 1    7  9   | 25    358  236   |
| 1    23  7     | 356  4  568 | 9     358  236   |
+----------------+-------------+------------------+
Wing : [4r2c3=4r3c3-4r3c9=(4-2)r1c9=2r2c7]-(2=4)r2c3; stte
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arkietech



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

PostPosted: Mon Jan 26, 2015 12:56 am    Post subject: Reply with quote

Code:
 *--------------------------------------------------*
 | 236  1    8    |a456  9    56   | 7    35  d23-4 |
 | 26   7    24   |b456  3    1    |c25   9    8    |
 | 9    5    34   | 7    8    2    | 1    6    34   |
 |----------------+----------------+----------------|
 | 23   23   1    | 9    6    4    | 8    7    5    |
 | 4    6    5    | 8    1    7    | 3    2    9    |
 | 7    8    9    | 2    5    3    | 6    4    1    |
 |----------------+----------------+----------------|
 | 58   9    36   | 356  2    568  | 4    1    7    |
 | 58   4    236  | 1    7    9    | 25   358  236  |
 | 1    23   7    | 356  4    568  | 9    358  236  |
 *--------------------------------------------------*
4r1c4=(4-5)r2c4=(5-2)r2c7=2r1c9 => -4r1c9; ste
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Marty R.



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

PostPosted: Mon Jan 26, 2015 2:06 am    Post subject: Reply with quote

Code:

+------------+-----------+------------+
| 236 1  8   | 456 9 56  | 7  35  234 |
| 26  7  24  | 456 3 1   | 25 9   8   |
| 9   5  34  | 7   8 2   | 1  6   34  |
+------------+-----------+------------+
| 23  23 1   | 9   6 4   | 8  7   5   |
| 4   6  5   | 8   1 7   | 3  2   9   |
| 7   8  9   | 2   5 3   | 6  4   1   |
+------------+-----------+------------+
| 58  9  36  | 356 2 568 | 4  1   7   |
| 58  4  236 | 1   7 9   | 25 358 236 |
| 1   23 7   | 356 4 568 | 9  358 236 |
+------------+-----------+------------+

Play this puzzle online at the Daily Sudoku site

I took the path of least resistance.

1) X-Wing (2), c37=> r2c1<2> r2c3,r1c9<2>r2c1<>2

2) Xy-Wing (35-2), pivot r1c8=>r2c3<>2


Last edited by Marty R. on Mon Jan 26, 2015 7:58 pm; edited 4 times in total
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

PostPosted: Mon Jan 26, 2015 11:02 am    Post subject: Daily Telegraph January 23, 2015 Reply with quote

Code:

+------------+-----------+------------+
| b236 1  8   | 456 9 56  | 7  a5-3  234 |
| 26  7  24  | 456 3 1   | h25 9   8   |
| 9   5  34  | 7   8 2   | 1  6   34  |
+------------+-----------+------------+
| c23  d23 1   | 9   6 4   | 8  7   5   |
| 4   6  5   | 8   1 7   | 3  2   9   |
| 7   8  9   | 2   5 3   | 6  4   1   |
+------------+-----------+------------+
| 58  9  36  | 356 2 568 | 4  1   7   |
| 58  4  f236 | 1   7 9   | g25 358 236 |
| 1   e23 7   | 356 4 568 | 9  358 236 |
+------------+-----------+------------+
3r1c8-r1c1=r4c1-r4c2=(3-2)r9c2=r8c3-(2=5)r8c7-r2c7=(5)r1c8 => -3r1c8; stte.
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