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Set Q Puzzle 61

dailysudoku.com Forum Index -> Puzzles by daj

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daj95376

Joined: 23 Aug 2008
Posts: 3854

Posted: Sun Mar 08, 2009 10:53 am Post subject: Set Q Puzzle 61

Code:

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

Play this puzzle online at the Daily Sudoku site

storm_norm

Joined: 18 Oct 2007
Posts: 1741

Posted: Mon Mar 09, 2009 11:18 pm Post subject:

Code:

.---------------------.---------------------.---------------------.
| 7 1 2689 | 369 389 23689 | 5 4 2368 |
| 3 4 268 | 56 17 2568 | 9 67 1268 |
| 689 689 5 | 4 17 23689 | 168 367 12368 |
:---------------------+---------------------+---------------------:
| 5689 2 4 | 7 89 1 | 3 569 568 |
| 89 7 3 | 69 5 689 | 2 1 4 |
| 5689 689 1 | 2 34 34 | 68 569 7 |
:---------------------+---------------------+---------------------:
| 1 3 69 | 8 49 459 | 7 2 56 |
| 2 59 7 | 1359 6 359 | 4 8 135 |
| 4 568 68 | 135 2 7 | 16 356 9 |
'---------------------'---------------------'---------------------'

this was a fiesty puzzle.
grouped coloring on 8 removes 8 from r6c2
xy-wing removes 8 from r6c1
xy-wing removes 1 from r3c5

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