dailysudoku.com :: View topic - Puzzle 10/07/09: VH

dailysudoku.com
Discussion of Daily Sudoku puzzles

FAQ

Memberlist

Usergroups

Profile

Puzzle 10/07/09: VH

dailysudoku.com Forum Index -> Puzzles by daj

View previous topic :: View next topic

Author

Message

daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Fri Jul 09, 2010 10:31 am Post subject: Puzzle 10/07/09: VH

Code:

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

Play this puzzle online at the Daily Sudoku site

Marty R.

Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

Posted: Sat Jul 10, 2010 1:26 am Post subject:

There had to be a simpler solution than mine.

Quote:

W-Wing (34)
ERs (6,6,6,9)
Multi-coloring, twice (6,6)
XY-Wing (564)
Type 1 UR (78)

daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Sat Jul 10, 2010 4:05 am Post subject:

There are numerous basic steps intermixed with the following three steps.

Code:

c57 X-Wing <> 6 r6c49,r9c24 -or-
r58 X-Wing <> 6 r679c4,r67c9

<56+4> XY-Wing r9c5/r2c5+r8c4 <> 4 r2c4

r24c79 <25> UR Type 1.2223 r4c7<>25 -or-
r13c49 <78> UR Type 1.2223 r3c4<>78

Display posts from previous:

	dailysudoku.com Forum Index -> Puzzles by daj	All times are GMT
Page 1 of 1

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