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Free Press January 27, 2012

 
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keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
PostPosted: Fri Jan 27, 2012 5:25 pm    Post subject: Free Press January 27, 2012 Reply with quote
May be simpler than most, but does require advanced moves.

Keith

Code:
Puzzle: FP012712
+-------+-------+-------+
| . . . | 2 7 . | . 9 5 |
| . 2 . | . . 9 | . . . |
| . 5 . | 6 . . | . 4 . |
+-------+-------+-------+
| 8 . . | . 2 . | . . 9 |
| . . . | 7 4 8 | . . . |
| 1 . . | . 3 . | . . 7 |
+-------+-------+-------+
| . 9 . | . . 7 | . 3 . |
| . . . | 5 . . | . 7 . |
| 6 4 . | . 9 2 | . . . |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site

Keith
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JC Van Hay



Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium
PostPosted: Fri Jan 27, 2012 7:42 pm    Post subject: Reply with quote
#1. 5r7c1=(5-9)r5c1=(9-7)r3c1=(7-2)r3c7=2r7c7 => -2r7c1
#2. (1=8)r7c3-(8=4)r7c4-(4=1)r8c6 => -1r7c5.r8c2
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Fri Jan 27, 2012 7:50 pm    Post subject: Reply with quote
Four steps here.

W-Wing (18), SL1 in c6; r8c5<>8
AIC, 3 in r2c9 proves 1 in r7c3; r2c3<>1
XY-Wing (384); r1c6<>4
BUG+1
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