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Tough Sudoku for 21/March/2015


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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I'd love having that kind of help in front of my puzzles!
21/Mar/15 12:11 AM
SE=7.2 UP to 35
1)2-chain logic:(7)b6=(8)b7=(5)f7=(4)g7=(9)i7 or (7)f6=(3)f8=(2)c8=(9)e8 => f6<>5(or-rule), h8<>9(and-rule) UP=81
21/Mar/15 12:48 AM
1. Note e78=29,deh9=457.Unique possibilities to 35.
2. Whether b7=7=f6;OR b7=8,a9=3;f8=3.UP81.
21/Mar/15 1:25 AM
It's hard to believe that Rhea was ever that small! That was June 2009, just a few days after I collected her from the Humane Society.
21/Mar/15 3:01 AM
She's really into working on the computer. Does she still help, Bev?
21/Mar/15 4:19 AM
Standard techniques UP 27
1. (2)i3=h2-(29=7)h56-g45=(7-1)g7=(1)g123 =>-1i3 UP 28
2. (5)d9=ac9-(59=1)a7.b8-gi7=(1-3)i8=e8-f7=(3-28)f25=(2)f79 =>-2d9 UP 81
21/Mar/15 4:25 AM
Sorry, too fast click.
The path above is for yesterday's puzzle.
21/Mar/15 4:28 AM
Cute one!
21/Mar/15 5:03 AM
#29 2@e78=>e2<>2 #30 235@d123=>457@deh9=>7@ab7=>g7<>7
#35 457@deh9=>i9<>45 #36 1?@a7=>a5=7=>[c5=8=>c7=2&f6=7=>f8=3]=>c8={}=>a7<>1
VHBC to #81
V:Only cell left in Vertical column for this candidate
H:Only More...
21/Mar/15 7:33 AM
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