The New Sudoku Players' Forum

[Larlo]

Hello all

I need a bit of help on this puzzle please, I am completely stuck, I've tried 8 different times and no at all.

If you can help out in any way that would be awesome!!

Thank you in advance.

Larlo

81XXX92XX
X5X8XX7XX
9XXX35XX6
XXXXX2X7X
XXX1X3XXX
X9X7XXXXX
3XX56XXX1
XX1XX8X5X
XX89XXX47

[Ruud]

Hi, welcome to the forum.

This puzzle can be completed with singles only.

Code: Select all

8 1 .|. . 9|2 . .
. 5 .|8 . .|7 . .
9 . .|. 3 5|. . 6
-----+-----+-----
. . .|. . 2|. 7 .
. . .|1 . 3|. . .
. 9 .|7 . .|. . .
-----+-----+-----
3 . .|5 6 .|. . 1
. . 1|. . 8|. 5 .
. . 8|9 . .|. 4 7

From this position:

There are two hidden singles for digit 3.
There are two hidden singles for digit 5.
There is a hidden single for digit 9.

Ruud

[Larlo]

Hi Rudd:

Sorry, new to site and I am not sure what you mean by singles or hidden?

Thanks Larlo

[Larlo]

I finally figured out what u meant with the link Ruud.....moving right along
I got to about 14 squares remaining and realized that i dbled up. UGH!!!

Any hints?

[udosuk]

Any hints?

Start again, be more careful this time and don't double up!

Here is the link again (more explicitly):

http://www.sudopedia.org/wiki/Hidden_Single

Also, make sure you learn the naked single too:

http://www.sudopedia.org/wiki/Naked_Single