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Puzzle 10/10/13: A Advanced

dailysudoku.com Forum Index -> Puzzles by daj

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Wed Oct 13, 2010 4:18 am Post subject: Puzzle 10/10/13: A Advanced

Code:

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

Play this puzzle online at the Daily Sudoku site

tlanglet

Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills

Posted: Wed Oct 13, 2010 8:12 pm Post subject:

Three steps...............

Quote:

xy-wing 16-8 vertex (16)r6c3; r78c1<>8
Flightless xy-wing 34-6 vertex (34)r9c4 plus transport: (6)r6c4-r6c3=(6)r5c2; r5c7<>6
ER (1)hinge b4 SL r58c7; r8c3<>1

Ted

Marty R.

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

Posted: Thu Oct 14, 2010 5:18 pm Post subject:

XY-Wing (168) AIC, r1c4<>8 W-Wing (46), flightless with pincer transport BUG+1

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