Can someone help with first big number please?
Thanks!
*-----------*
|..7|A3.|.9.|
|3..|A.5|2..|
|...|A.2|8..|
|---+---+---|
|.4.|...|3..|
|...|8.1|...|
|..6|...|.5.|
|---+---+---|
|..8|6C.|...|
|..5|7..|..1|
|.9.|B2.|4..|
*-----------*
julnjake wrote:There is an option to put in candidates,
I just don't use it
. . 7 | . 3 . | . 9 .
3 . . | . . 5 | 2 . .
. . . | . . 2 | 8 . .
-------+-------+------
. 4 . | . . . | 3 . .
. . . | 8 . 1 | . . .
. . 6 | . . . | . 5 .
-------+-------+------
. . 8 | 6 . . | . . .
. . 5 | 7 . . | . . 1
. 9 . | . 2 . | 4 . .
or going to a trio --if you list the possibilities in each cell,
- in b2, "hidden" trio {6,7,8} solves the c5 1
- or in c4, "hidden" trio {2,3,5} solves b8 1
- Code: Select all
. . 7 | . 3 . | . 9 .
3 . . | . . 5 | 2 . .
. . . | . . 2 | 8 . .
-------+-------+------
. 4 . | . . . | 3 . .
. . . | 8 . 1 | . . .
. . 6 | . . . | . 5 .
-------+-------+------
. . 8 | 6 . . | . . .
. . 5 | 7 . . | . . 1
. 9 . | . 2 . | 4 . .
you may notice the c4 "naked" trio ={1,4,9} ( instead of the c4 "hidden" trio )
-- which would give the same result