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Tough Sudoku for 10/August/2012

                 
                 
                 
                 
                 
                 
                 
                 
                 

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

  1 2 3 4 5 6 7 8 9
Check out the latest post in the Sudoku Forum

Sudoku Solving Techniques

Submitted by: sudoku lover

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I'll take the yacht!
10/Aug/12 12:06 AM
Looks like a fancy local!
10/Aug/12 12:17 AM
13,22
10/Aug/12 1:50 AM
UP=40
15 Continuous Loop:
(1=5)f1-f3=(1)c3=(5-1)c4-c2=(5)f2 => c4<>25 UP=42
35 Continuous Loop:
(3=5)c2-c8=(3-5)i8=(5)i6-g4=(5)c4 =>i8<>49,c6<>3,g6<>5 UP=55
9 2-string kite ai7-c38 => i3<>9 UP=81
10/Aug/12 2:30 AM
Similar to Bud's:
1. Note bc6=36.Unique possibilities to 40.
2. Whether c4=5;OR c2=5,f2=4,f3=1;c4=15.UP42.
3. Whether c8=3;OR a7=3=i8,i6=5=c4,c2=3;c6=6.UP55.
4. Whether g4=9,g7=4=h6;OR g4=5=c2;f2=4.UP81.
10/Aug/12 6:25 PM
CLICK ON more *:see below
v:Only cell left in vertical column for this number.
h:Only cell left in horizontal row for this number.
b:Only cell left in 3X3 box for this number.
c:Only number left for this cell.
More...
10/Aug/12 7:34 PM
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