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Puzzle 11/02/23 Moderate/Difficult

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Wed Feb 23, 2011 5:55 pm    Post subject: Puzzle 11/02/23 Moderate/Difficult Reply with quote
Code:
 +-----------------------+
 | 9 3 6 | . 7 2 | 8 1 . |
 | 1 . . | . . . | 6 . . |
 | 7 . 8 | . 6 . | 2 3 . |
 |-------+-------+-------|
 | . . . | 2 . . | 3 . . |
 | 3 . 2 | . 4 . | 5 . 8 |
 | 6 . . | . . 3 | . . . |
 |-------+-------+-------|
 | 8 6 3 | 7 2 . | . 5 . |
 | 2 . 7 | . . . | 1 8 . |
 | . . . | . 3 . | . . 6 |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Thu Feb 24, 2011 5:48 am    Post subject: Reply with quote
Quote:
ER (5)
Coloring; r3c9<>5
Finned X-Wing; r6c3<>4
W-Wing (59), flightless with transport; r6c8<>9
Transport above; r6c4<>9
XY-Wing (895); r4c5, r8c4<>5
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
PostPosted: Thu Feb 24, 2011 3:50 pm    Post subject: Reply with quote
Four steps..............

Kraken cell (459)r3c9; r1c9<>4
(4)r3c9
||
(5)r3c9-r3c2=r89c2-r9c1=r4c1-r4c56=r6c4-(5=4)r1c4
||
(9)r3c9-(9=4)r2c8

ER (5) pivot b5 sl r49c1; r9c4<>5

xyz-wing (569)r8c4; r9c4<>9

color (4)

Ted
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Thu Feb 24, 2011 7:48 pm    Post subject: Reply with quote
This puzzle needs a Sashimi X-Wing to open up the solution.

Code:
 after basics:

 r26\c34 Sashimi X-Wing                  <> 5    r1c4
 +-----------------------------------------------------------------------+
 |  9      3      6      |  4-5    7      2      |  8      1      45     |
 |  1      2     *45     |  3     #589   #4589   |  6      49     7      |
 |  7      45     8      |  1      6      459    |  2      3      459    |
 |-----------------------+-----------------------+-----------------------|
 |  45     78     459    |  2      589    56789  |  3      4679   1      |
 |  3      1      2      |  69     4      679    |  5      679    8      |
 |  6      78    *459    | *589    1      3      |  49     479    2      |
 |-----------------------+-----------------------+-----------------------|
 |  8      6      3      |  7      2      1      |  49     5      49     |
 |  2      459    7      |  4569   59     4569   |  1      8      3      |
 |  45     459    1      |  4589   3      4589   |  7      2      6      |
 +-----------------------------------------------------------------------+
 # 60 eliminations remain
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