Timer
00:00:00
Start Pause Reset
5 Comments Previous / NextHelp

Tough Sudoku for 17/May/2018

                 
                 
                 
                 
                 
                 
                 
                 
                 

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

Indicate which comments you would like to be able to see

Basics to 29
1. (2)b1=(2-3)b8=(3-7)a9=a45-(7=4)b6 =>-4b1; basics to 30
2. (2)b1=c1-c9=f9-f2=(2-6)d2=(6)a2 =>-6b1; basics to 34
3. SS(6)e9=a9-a2=d2 =>-6d7,e1
4. (2)f2=(2-6)d2=a2-c1=(6-5)c4=(5)f4 =>-5f2; basics to 66
5. BUG+1 =>+8g6; singles to 81
17/May/18 1:22 AM
Basics to UP = 29
1. (2)d8 = (2-6)d2 = a2 - (6)b1 = AIC[ (2=476)b167 - (6=2)c9 ] => -2b8 ; UP = 34
2. (2)f2 = (2-6*)d2 = a2 - c1 = (65^)cf4 - (6)b4 = (6)b7 => -5^f2, -6*d7 ; UP = 66
3. (8): e6 = e1 - g1 = h3 => -8h6 ; UP = 81
17/May/18 2:09 AM
The elephants are hungry!
17/May/18 3:39 AM
All
Lovely looking Cattle expecting their feed time
Farmer has good big hay bail

Great photo
17/May/18 7:20 AM
Basics to 29
1.X-Chain x=3 => f4 <> 3
x=7 => e46 <>7
2.if b6=7 => b4=0 => b6=4 Basics to 30
3. de5 <>7 def5<>9 => d6=7 solve
17/May/18 7:28 PM
Please Log in to post a comment.

Not a member? Joining is quick and free. As a member you get heaps of benefits.

Join Now Login