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tlanglet
Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
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 Posted: Sun Nov 14, 2010 2:50 pm Post subject: Vanhegan Fiendish Nov 14 |
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| Code: |
+-------+-------+-------+
| . 9 . | . 8 . | . 5 . |
| 7 . . | 4 . 1 | . . 9 |
| . . 1 | . . . | 2 . . |
+-------+-------+-------+
| . 4 . | 1 . 5 | . 2 . |
| 3 . . | . 2 . | . . 8 |
| . 7 . | 9 . 8 | . 1 . |
+-------+-------+-------+
| . . 7 | . . . | 9 . . |
| 1 . . | 2 . 7 | . . 5 |
| . 8 . | . 5 . | . 7 . |
+-------+-------+-------+
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Play this puzzle online at the Daily Sudoku site
I hope I did not mess up basics because my first solution was definitely not Fiendish. A second solution had an interesting step.
| Quote: | #1. kite 4 hinge b4; r8c7<>4
#2. Type 4 UR(38)r28c78; r8c78<>3
Double grouped linked w-wing (46)r3c8 & r7c6; r7c8<>46=3
SL (4)r367c9: (4)r6c9-r6c5=r5c6-(4=6)r7c6;
SL (6)r38c3: (6)r8c2-r9c1=r9c4-(6=4)r7c6;
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peterj
Joined: 26 Mar 2010
Posts: 974
Location: London, UK
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| Posted: Sun Nov 14, 2010 5:14 pm Post subject: Re: Vanhegan Fiendish Nov 14 |
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| tlanglet wrote: | | Double grouped linked w-wing (46)r3c8 & r7c6; r7c8<>46=3 |
 Ok, so it has remote pairs at each end and a single digit net in the middle - I'm up for calling it a w-wing 
Apart from the turbot moves on 4 here is another "wing" move..
| Quote: | | m-wing-like(47) with pseudo-cell ; (7=9)r3c5-(9=4)r8c5 - r8c7=(4-7)r5c7=r5c4 ; r1c4<>7 |
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