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Puzzle NR_037

dailysudoku.com Forum Index -> Puzzles by daj

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Thu Jun 11, 2009 4:09 pm Post subject: Puzzle NR_037

Code:

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

Play this puzzle online at the Daily Sudoku site

Code:

r1 b3 Locked Pair <> 68 [r1c23456]
c7b9 Locked Pair <> 27 [r456c7]
c5b2 Locked Candidate 1 <> 2 [r4c5]
r4 Naked Triple <> 348 [r4c12]
r4 b4 Locked Pair <> 25 [r5c123],[r6c1]
c3b1 Locked Candidate 2 <> 5 [r1c2],[r3c12]

XY-Wing [r1c2]/[r1c4]+[r9c2] <> 5 [r9c4] complementary
XY-Wing [r1c4]/[r1c2]+[r9c4] <> 3 [r9c2]

r3 Naked Pair <> 48 [r3c15]

c2b1 Locked Candidate 1 <> 4 [r5c2]

Sashimi X-Wing c26\r35 <> 8 [r5c4] extraneous
Sashimi X-Wing r28\c35 <> 8 [r7c3]

c1b7 Locked Candidate 1 <> 8 [r56c1]
r5 b4 Locked Candidate 1 <> 8 [r5c78]

XY-Wing [r1c3]/[r3c1]+[r7c3] <> 2 [r78c1],[r2c3]

Last edited by daj95376 on Fri Jun 26, 2009 9:16 pm; edited 1 time in total

tlanglet

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

Posted: Thu Jun 11, 2009 9:33 pm Post subject:

I used:

Quote:

4 xy-wings.
xy-wing 345 with pivot 34,
xy-wing 278 with pivot 78 and a transport,
xy-wing 348 with pivot 38 and a transport,
xy-wing 123 with pivot 13.

Ted

Marty R.

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

Posted: Mon Jun 15, 2009 4:50 am Post subject:

I used a UR, W-Wing, XYZ-Wing and three XYs, one of which was with a pincer transport.

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