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Tough Sudoku for 27/July/2014


Choose a number, and place it in the grid above.

  1 2 3 4 5 6 7 8 9
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Submitted by: Gath

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X-102 (solved by Alfred)
that's the right UR Alfred, I'm happy to see you weren't intimidated by the high SE=9.1 rating! SG is usually much closer on solving difficulty:

0..12.0 most here should be able to find a path.
13..20 starting to get a little difficult
21 and up, very More...
27/Jul/14 12:19 AM
27/Jul/14 12:27 AM
Unusual to have a quarry in such a pretty place, Wilodene. for the pretty photo.
27/Jul/14 2:35 AM
X-103: Symmetry=AntiDiagonal, Start=25, SSTS=28, SG=12.0, SE=9.0

SE used 21 nets + 11 krakens; SG says 'not too tough'; I say 6.0 points = ***
27/Jul/14 3:19 AM
Today was easy, a few singles and a chain to C5 did it...
27/Jul/14 4:06 AM
(25) 1?@f8=>f5=8=>d5=6=>[c5=4=>a5=1&d2=4=>a2=1]=>f8<>1
(26) 47@bf4=>f4<>68
(36) 3@a46=>a7<>3
VHBC to (81)
V:Only cell left in Vertical More...
27/Jul/14 8:02 AM
Hi Les, it is enough to show h1<>4 to solve this one. No need to show f8<>1.

Best Regards, Alfred.
27/Jul/14 10:37 AM
Hi Alfred, thanks again for your analysis. I should have picked this up after your advice on the 16th July, but I was still recovering from the previous two site puzzles. Did they slip in a couple of Kobold's puzzles to pacify him.
Cheers Les.
27/Jul/14 2:03 PM
(25) 47@bf4=>f4<>68
(36) 3@a46=>a7<>3
VHBC to (81)
V:Only cell left in Vertical column for this candidate
H:Only cell left in Horizontal row for this More...
27/Jul/14 2:03 PM
Quarries sometimes make a place prettier...they're left alone after all.
27/Jul/14 5:30 PM
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