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Vanhegan Extreme May11

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tlanglet

Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills

Posted: Tue May 11, 2010 5:32 pm Post subject: Vanhegan Extreme May11

And here is the Vanhegan Extreme for May 11.

Code:

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

Play this puzzle online at the Daily Sudoku site

Here is my solution.

Quote:

ANP(17=8)r17c8 - (8=2)r6c8 - (2=7)r4c9 -r45c7 = (7)r9c7; r9c8 <>7, which opens another ANR178

ANP(17)r7c8|r8c9 = (8-1)r8c9 = r3c9 - (1=7)r1c8 - r1c13 = r3c3 - (7=9)r8c3 - (9=8)r8c2 - (8=3)r9c2 - (3=7)r9c4; r9c79<>7

Ted

Mogulmeister

Joined: 03 May 2007
Posts: 1151

Posted: Tue May 11, 2010 7:15 pm Post subject:

Sweet.

arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Tue May 11, 2010 9:43 pm Post subject:

My solution:

Quote:

(7=3)r9c4-(3=8)r9c2-(8=9)r8c2-(9=7)r8c3; r8c46<>7
x-wing 7 r1c3,r459c9<>7

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