View previous topic :: View next topic |
Author |
Message |
arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
|
Posted: Sat Apr 21, 2012 5:38 am Post subject: au tough 04/21/12 |
|
|
Code: |
*-----------*
|...|..7|...|
|7..|..3|.29|
|..4|...|..1|
|---+---+---|
|85.|4..|...|
|.6.|...|.7.|
|...|..9|.43|
|---+---+---|
|5..|...|2..|
|19.|8..|..4|
|...|5..|...|
*-----------*
|
Play/Print online |
|
Back to top |
|
|
Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
|
Posted: Sat Apr 21, 2012 6:49 pm Post subject: |
|
|
M-Wing (26). R4c9=2 proves r8c6=2. If r8c6<>6, r8c78=6; r7c9<>6.
Code: |
+-------------+-------------+-----------------+
| 369 1 256 | 29 4568 7 | 34568 3568 568 |
| 7 8 56 | 1 456 3 | 456 2 9 |
| 369 23 4 | 29 568 58 | 7 3568 1 |
+-------------+-------------+-----------------+
| 8 5 3 | 4 7 12 | 169 169 26 |
| 4 6 9 | 3 12 58 | 158 7 258 |
| 2 7 1 | 6 58 9 | 58 4 3 |
+-------------+-------------+-----------------+
| 5 34 68 | 7 139 14 | 2 139 68 |
| 1 9 7 | 8 23 26 | 356 356 4 |
| 36 234 268 | 5 139 146 | 13689 13689 7 |
+-------------+-------------+-----------------+
|
Play this puzzle online at the Daily Sudoku site |
|
Back to top |
|
|
arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
|
Posted: Sat Apr 21, 2012 7:09 pm Post subject: |
|
|
Marty R. wrote: | M-Wing (26). R4c9=2 proves r8c6=2. If r8c6<>6, r8c78=6; r7c9<>6.
|
Nice!
I found another wing. I still don't know what kind it is.
Code: |
*--------------------------------------------------------------------*
| 369 1 256 | 29 4568 7 | 34568 3568 568 |
| 7 8 56 | 1 456 3 | 456 2 9 |
| 369 23 4 | 29 568 58 | 7 3568 1 |
|----------------------+----------------------+----------------------|
| 8 5 3 | 4 7 12 | 169 169 26 |
| 4 6 9 | 3 12 58 | 158 7 258 |
| 2 7 1 | 6 58 9 | 58 4 3 |
|----------------------+----------------------+----------------------|
| 5 34 b68 | 7 139 c14 | 2 139 68 |
| 1 9 7 | 8 23 26 | 356 356 4 |
|a36 234 268 | 5 139 d14-6 | 13689 13689 7 |
*--------------------------------------------------------------------*
?-wing
(6=3)r9c1-(3=4)r7c2-r7c6=(4)r9c6 => r9c6<>6:
stte
Another of those "mystery wings"
3-SIS using bivalue(XY), bivalue(YZ), and bilocation(Z). |
|
|
Back to top |
|
|
|
|
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum
|
Powered by phpBB © 2001, 2005 phpBB Group
|