Start Pause Reset
10 Comments Previous / NextHelp

Tough Sudoku for 12/July/2015


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

SE=6.6 UP to 53
1)Skyscraper(2):be1-ce6 => c2,b4<>2 UP=81
12/Jul/15 12:14 AM
Today's puzzle: as Bud's...

Hi Alfred,
sorry to have missed your messages two days before. I guess you have got relevant responses from Wombat. You could also read Internet pages such as e.g. http://www.sudoklue.com/help/techniques.html
Query 'BUG sudoku' in your search engine.
BTW, there was also a nice deadly pattern to find in yesterday's tough puzzle
Best regards. cenoman
12/Jul/15 12:28 AM
Just posted a path to yesterday's tough.
12/Jul/15 12:40 AM
Beautiful blue river, and an interesting sky above.
12/Jul/15 5:22 AM
Thanks cenoman. That's another deadly pattern to my armoury.

Today's puzzle:
1. Note df8=59.Unique possibilities to 53.
2. Whether d2=2;OR e1=2=c6;c2=1.UP81.
12/Jul/15 6:13 AM
#27 59@df8=>d8<>3
#54 2?@c2=>bd4=2=>c2<>2
VHBC to #81
V:Only cell left in Vertical column for this candidate
H:Only cell left in Horizontal row for this candidate
B:Only cell left in 3X3 Box for this More...
12/Jul/15 6:30 AM
Beautiful picture of Derwent River, main source of irrigation and water supply around Hobart area. Lovely place!
12/Jul/15 6:59 AM
Is there a name for a solution involving four columns or rows, like xwing for two or swordfish for three?
12/Jul/15 10:42 AM
Jellyfish, Sarah. For more informations : http://forum.enjoysudoku.com/the-ultimate-fish-guide-t4993.html
12/Jul/15 6:44 PM
Thanks, JC! What a revelation. I think my brain would hurt trying to use more than four.
13/Jul/15 8:04 AM
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