Daily Telegraph Diabolical February 8, 2013

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Daily Telegraph Diabolical February 8, 2013

Postby ArkieTech » Thu Feb 14, 2013 6:41 am

Code: Select all
 *-----------*
 |.2.|57.|68.|
 |..7|.4.|...|
 |...|9..|...|
 |---+---+---|
 |9.1|...|8.2|
 |..6|4.1|9..|
 |5.8|...|1.6|
 |---+---+---|
 |...|..2|...|
 |...|.6.|3..|
 |.82|.34|...|
 *-----------*


Play/Print this puzzle online
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Re: Daily Telegraph Diabolical February 8, 2013

Postby Leren » Thu Feb 14, 2013 8:25 am

Code: Select all
*--------------------------------------------------------------------------------*
| 1       2       49       | 5       7       3        | 6       8       49       |
| 38      69      7        | 2       4       68       | 5       1       39       |
|a348     56      5-3      | 9       1       68       | 2       7-3    b347      |
|--------------------------+--------------------------+--------------------------|
| 9       34      1        | 6       5       7        | 8       34      2        |
| 2       37      6        | 4       8       1        | 9       5       37       |
| 5       47      8        | 3       2       9        | 1       47      6        |
|--------------------------+--------------------------+--------------------------|
| 37      15      35       | 78      9       2        | 4       6       18       |
| 47      19      49       | 78      6       5        | 3       2       18       |
| 6       8       2        | 1       3       4        | 7       9       5        |
*--------------------------------------------------------------------------------*


BUG+2 r3c19 digit 3 => r3c38 <> 3; stte

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Re: Daily Telegraph Diabolical February 8, 2013

Postby tlanglet » Thu Feb 14, 2013 2:57 pm

Here is an alternative to the more obvious BUG+2.

(3=7)r7c1-(7=4)r8c1-r8c3=r1c3-(4=9)r1c9-(9=3)r2c9 => r2c1<>3

Ted
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Re: Daily Telegraph Diabolical February 8, 2013

Postby Marty R. » Thu Feb 14, 2013 5:05 pm

I went with the obvious BUG+2.
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Re: Daily Telegraph Diabolical February 8, 2013

Postby Marty R. » Thu Feb 14, 2013 8:29 pm

Ted inspired me to look for something else. Let's see if this works.

Code: Select all
+-----------+---------+----------+
| 1   2  49 | 5  7 3  | 6 8  49  |
| 38  69 7  | 2  4 68 | 5 1  39  |
| 348 56 35 | 9  1 68 | 2 37 347 |
+-----------+---------+----------+
| 9   34 1  | 6  5 7  | 8 34 2   |
| 2   37 6  | 4  8 1  | 9 5  37  |
| 5   47 8  | 3  2 9  | 1 47 6   |
+-----------+---------+----------+
| 37  15 35 | 78 9 2  | 4 6  18  |
| 47  19 49 | 78 6 5  | 3 2  18  |
| 6   8  2  | 1  3 4  | 7 9  5   |
+-----------+---------+----------+

Play this puzzle online at the Daily Sudoku site

(3=8)r2c1-(8347=5)r3c1893-(5=3)r7c3=>r3c3,r7c1<>3
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