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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

Posted: Sun Jan 25, 2015 11:36 am Post subject: Daily Telegraph January 23, 2015

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

JC Van Hay

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

Posted: Sun Jan 25, 2015 1:11 pm Post subject:

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

arkietech

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

Posted: Mon Jan 26, 2015 12:56 am Post subject:

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

Marty R.

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

Posted: Mon Jan 26, 2015 2:06 am Post subject:

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

Clement

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

Posted: Mon Jan 26, 2015 11:02 am Post subject: Daily Telegraph January 23, 2015

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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