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

Tough Sudoku for 23/October/2014

                 
                 
                 
                 
                 
                 
                 
                 
                 

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

everybody!

23/Oct/14 12:01 AM
Really cute photo, Katy-did!
23/Oct/14 12:12 AM
1. Note ac2=59;gi8=18.Unique possibilities to 31.
2. Whether e5=3,f5=2;OR e2=3,g2=2=h5;OR e1=3,eh5=52;b5=1.UP81.
23/Oct/14 1:05 AM
UP34; (2)ce8.eg2.h15.b57-2d5.e157.f5.g1; UP35
[2b7=(2-1)b5=(1-6)d5=6e5-(6=4)e7]-(4=2)b7; UP81
23/Oct/14 1:33 AM
... and you can see where the little so-and-so's have been chewing!
23/Oct/14 4:26 AM
(28) 349@h789=>{i8<>4,h5<>9,h1<>39}
(30) 378@b123=>b579<>378
(35) 7@i46=>i2<>7
7?@b3=>[h1=7=>h5=2&e2=7=>e9=4=>b9=1]=>b5={}=>b3<>7
(36) 5@gh3=>h1<>5&g2<>5 More...
23/Oct/14 7:13 AM
(28) 349@h789=>{i8<>4,h5<>9,h1<>39}
(30) 378@b123=>b579<>378
(35) 7@i46=>i2<>7
7?@b3=>[h1=7=>h5=2&e2=7=>e9=4=>b9=1]=>b5={}=>b3<>7
(36) 5@gh3=>h1<>5&g2<>5 More...
23/Oct/14 7:14 AM
As JC and Les point out, should reach UP34 after step 1.
23/Oct/14 10:10 AM
I would never develop Kate's ability to distinguish between these two bugs.
23/Oct/14 10:06 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