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Set H Puzzle 99

 
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daj95376



Joined: 23 Aug 2008
Posts: 3855

PostPosted: Fri Jan 09, 2009 5:40 am    Post subject: Set H Puzzle 99 Reply with quote

Am I the only one tired of initial Singles?

Code:
 +-----------------------+
 | . . 3 | 8 2 . | . 4 . |
 | 8 1 4 | 9 3 . | 5 . 2 |
 | 9 6 2 | 5 4 . | . . . |
 |-------+-------+-------|
 | 6 9 8 | 3 7 2 | 1 5 4 |
 | . . . | 4 9 8 | . . 6 |
 | . . 7 | 1 6 5 | 2 9 8 |
 |-------+-------+-------|
 | . . . | 7 . 3 | 4 . . |
 | . . . | 2 . 9 | . . . |
 | . 8 . | 6 5 4 | . . . |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

===== ===== ===== ===== ===== ===== ===== ===== ===== ===== ===== ===== =====

Can be solved using steps from ...

Basics: Naked/Hidden Single, Naked Pair/Triple, Locked Candidate 1/2

Basics+: Naked Quad, Hidden Pair/Triple/Quad

VH: BUG+1, Remote Pair, UR Type 1, X-Wing, XY-Wing

Advanced: 2-String Kite, Empty Rectangle, Skyscraper, UR Type 2, XYZ-Wing

Extreme: finned X-Wing, M-Wing, W-Wing, XY-Chain

Extreme+: Swordfish, Jellyfish, (but mostly) Chain
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Marty R.



Joined: 12 Feb 2006
Posts: 5061
Location: Rochester, NY, USA

PostPosted: Fri Jan 09, 2009 4:35 pm    Post subject: Reply with quote

Heh heh, 45 givens, why not just post a solution and save us the trouble? Laughing

Interesting grid, but not particularly difficult.

Quote:
A quint and pair got things started and a UR (34) and XYZ-Wing (179) finished it off
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storm_norm



Joined: 18 Oct 2007
Posts: 1741

PostPosted: Fri Jan 09, 2009 9:51 pm    Post subject: Reply with quote

Code:
.---------------------.---------------------.---------------------.
| 5      7      3     | 8      2      16    | 69     4      19    |
| 8      1      4     | 9      3      67    | 5      67     2     |
| 9      6      2     | 5      4      17    | 378    1378   137   |
:---------------------+---------------------+---------------------:
| 6      9      8     | 3      7      2     | 1      5      4     |
| 12     25     15    | 4      9      8     | 37     37     6     |
| 34     34     7     | 1      6      5     | 2      9      8     |
:---------------------+---------------------+---------------------:
| 12     25     1569  | 7      18     3     | 4      168    159   |
| 347    34     156   | 2      18     9     | 3678   13678  1357  |
| 37     8      19    | 6      5      4     | 379    2      1379  |
'---------------------'---------------------'---------------------'

Quote:
one stepper...
(5)r7c2 = (5)r5c2 - (5=1)r9c3 - (1=9)r9c3 - (9)r9c79 = (9)r7c9; r7c9 <> 5
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