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Puzzle 10/09/06: B

dailysudoku.com Forum Index -> Puzzles by daj

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Mon Sep 06, 2010 2:15 am Post subject: Puzzle 10/09/06: B

Code:

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

Play this puzzle online at the Daily Sudoku site

JC Van Hay

Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium

Posted: Mon Sep 06, 2010 9:49 am Post subject:

Quote:

X Wing (6)R68/c49 : => r57c49<>6
Colouring the 6 leads to r6c4=6. Interpretation : ALS XY Wing Style : (67)R6C1 (7=93)R79C4 3R5 : (6)r6c4=(3)r5c6 : => r5c6<>6 ... or ... UR (28)R45C14 : => r45c2<>2
X Wing (4)R67/c59 : => r4c59<>4
XY Wing (45-7), pivot at R4C6 : => r4c45,r6c9<>7

peterj

Joined: 26 Mar 2010
Posts: 974
Location: London, UK

Posted: Mon Sep 06, 2010 8:30 pm Post subject:

I think I was lucky with the second step!

Quote:

type 4 UR(28) ; r45c4<>2
xyz-wing(57-4) r4c9 ; r4c7<>4

Marty R.

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

Posted: Tue Sep 07, 2010 4:19 am Post subject:

X-Wing (6) Type 4 UR (28) X-Wing (4) XY-Wing (457)

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