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Set T_02 Puzzle 24

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Tue Mar 17, 2009 12:59 pm    Post subject: Set T_02 Puzzle 24 Reply with quote
VH+

Code:
 +-----------------------+
 | 2 . . | . . 8 | 3 . . |
 | . 8 . | . . . | . 2 . |
 | . . 7 | . 6 2 | . . 8 |
 |-------+-------+-------|
 | . . . | 8 . 1 | . . . |
 | . . 8 | . 9 7 | 4 . 3 |
 | 4 . 9 | 2 3 6 | 8 . . |
 |-------+-------+-------|
 | 9 . . | . 2 4 | 7 8 . |
 | . 7 . | . . . | 1 4 . |
 | . . 4 | . 7 . | . . 2 |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

Code:
   c5b2  Naked  Pair                     <> 15   [r123c4],[r2c6]
   c9    Naked  Triple                   <> 569  [r126c9]

     b1  Naked  Quad                     <> 1356 [r13c2]   -or-
   c2    Naked  Quad                     <> 1356 [r13c2]

 r2      Hidden Pair                     =  47   [r2c49]

 r35     X-Wing                          <> 1    [r2c1],[r16c8]

         Empty Rectangle r3b7            <> 3    [r7c4]   -or-
         Empty Rectangle c6b1            <> 3    [r8c1]

         Skyscraper r15\c8               <> 6    [r2c1],[r4c3]

         Empty Rectangle r2b9\c67        <> 9    [r8c6]   (or turbot fish)

   c3b1  Locked Candidate 1              <> 6    [r7c3]
   c1b1  Locked Candidate 2              <> 3    [r2c3]

         XY-Wing  [r5c1]/[r6c2]+[r8c1]   <> 5    [r79c2]

   c2b4  Locked Candidate 2              <> 5    [r4c3]

         XY-Wing  [r7c3]/[r7c4]+[r8c1]   <> 6    [r8c4]   extraneous
         XY-Wing  [r7c3]/[r7c9]+[r9c2]   <> 6    [r9c7]


Last edited by daj95376 on Tue Apr 07, 2009 2:36 pm; edited 1 time in total
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storm_norm



Joined: 18 Oct 2007
Posts: 1741
PostPosted: Wed Mar 18, 2009 6:01 am    Post subject: Reply with quote
Code:
.---------------------.---------------------.---------------------.
| 2      49     156   | 479    15     8     | 3      15679  147   |
| 1356   8      1356  | 47     15     39    | 569    2      47    |
| 135    49     7     | 349    6      2     | 59     159    8     |
:---------------------+---------------------+---------------------:
| 7      356    356   | 8      4      1     | 2      569    569   |
| 16     2      8     | 5      9      7     | 4      16     3     |
| 4      15     9     | 2      3      6     | 8      157    17    |
:---------------------+---------------------+---------------------:
| 9      1356   1356  | 136    2      4     | 7      8      56    |
| 356    7      2     | 369    8      359   | 1      4      569   |
| 8      156    4     | 169    7      59    | 569    3      2     |
'---------------------'---------------------'---------------------'

w-wing {5,9}
xy-wing {1,6,9}
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