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Vanhegan Extreme June 29, 2012

 
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arkietech



Joined: 31 Jul 2008
Posts: 1728
Location: Northwest Arkansas USA

PostPosted: Sat Jun 30, 2012 5:58 am    Post subject: Vanhegan Extreme June 29, 2012 Reply with quote

Code:

 *-----------*
 |..5|2.8|6..|
 |..2|.1.|3..|
 |9..|...|..2|
 |---+---+---|
 |52.|347|.61|
 |7..|...|..4|
 |18.|596|.73|
 |---+---+---|
 |2..|...|..8|
 |..8|.5.|1..|
 |..1|7.2|9..|
 *-----------*
 

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tlanglet



Joined: 17 Oct 2007
Posts: 2461
Location: Northern California Foothills

PostPosted: Sat Jun 30, 2012 1:53 pm    Post subject: Reply with quote

Code after basics:
Code:
 *--------------------------------------------------------------------*
 | 34     347    5      | 2      37     8      | 6      1      9      |
 | 8      67     2      | 469    1      49     | 3      45     57     |
 | 9      1      367    | 46     37     5      | 47     8      2      |
 |----------------------+----------------------+----------------------|
 | 5      2      9      | 3      4      7      | 8      6      1      |
 | 7      36     36     | 8      2      1      | 5      9      4      |
 | 1      8      4      | 5      9      6      | 2      7      3      |
 |----------------------+----------------------+----------------------|
 | 2      34579  37     | 1      6      349    | 47     345    8      |
 | 346    3479   8      | 49     5      349    | 1      2      67     |
 | 346    345    1      | 7      8      2      | 9      345    56     |
 *--------------------------------------------------------------------*

almost xy-wing with pincer transport expressed as an AIC
{(4=3)r8c1-(3=7)r7c3-(7=4)r7c7-r3c7=r3c4} = 6r8c1-(6=7)r8c9-(7=4)r7c7-r3c7=r3c4; <4>r7c2,r8c4


Ted
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arkietech



Joined: 31 Jul 2008
Posts: 1728
Location: Northwest Arkansas USA

PostPosted: Sat Jun 30, 2012 3:39 pm    Post subject: Reply with quote

Code:
 *--------------------------------------------------------------------*
 | 34    c347    5      | 2      37     8      | 6      1      9      |
 | 8     c67     2      | 469    1      49     | 3      45     57     |
 | 9      1      367    | 46     37     5      | 47     8      2      |
 |----------------------+----------------------+----------------------|
 | 5      2      9      | 3      4      7      | 8      6      1      |
 | 7     c36     36     | 8      2      1      | 5      9      4      |
 | 1      8      4      | 5      9      6      | 2      7      3      |
 |----------------------+----------------------+----------------------|
 | 2      34579  37     | 1      6      349    | 47     345    8      |
 | 346    349-7  8      | 49     5      349    | 1      2     a67     |
 | 346   c345    1      | 7      8      2      | 9      345   b56     |
 *--------------------------------------------------------------------*
(7=6)r8c9-(6=5)r9c9-(5346=7)r1259c2 => -7r8c2; stte

either r8c9 is a 7 or r12c2 contains a 7
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daj95376



Joined: 23 Aug 2008
Posts: 3855

PostPosted: Sat Jun 30, 2012 4:15 pm    Post subject: Reply with quote

An interesting puzzle w/o using chains.
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SudoQ



Joined: 02 Aug 2011
Posts: 127

PostPosted: Sat Jun 30, 2012 6:22 pm    Post subject: Reply with quote

arkietech wrote:
(7=6)r8c9-(6=5)r9c9-(5346=7)r1259c2 => -7r8c2; stte

either r8c9 is a 7 or r12c2 contains a 7

Here is another one:
Code:
|-----------------|--------------|-------------|
|-----------------|--------------|-------------|
|-----------------|--------------|-------------|
| 2   347(59) 37  | 1    6   349 | 47  345  8  |
| 346  34(97) 8   | 49   5   349 | 1   2  (7)-6|
| 346  34(5)  1   | 7    8   2   | 9   345 (56)|
|-----------------|--------------|-------------|

/SudoQ
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