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Clement
Joined: 24 Apr 2006 Posts: 1110 Location: Dar es Salaam Tanzania
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Posted: Mon Mar 03, 2014 6:50 am Post subject: By Daily-Sudoku.com VH 2014-02-25 |
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Code: |
+-------+-------+-------+
| . . . | 1 . 4 | . 9 . |
| . 3 5 | . . . | . . . |
| . . . | . . . | 8 . 6 |
+-------+-------+-------+
| . . . | 2 8 . | . . . |
| 1 8 . | . . . | . 6 4 |
| . . . | . 6 7 | . . . |
+-------+-------+-------+
| 9 . 2 | . . . | . . . |
| . . . | . . . | 5 7 . |
| . 4 . | 8 . 3 | . . . |
+-------+-------+-------+
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Play this puzzle online at the Daily Sudoku site |
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arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
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Posted: Mon Mar 03, 2014 12:10 pm Post subject: |
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Code: | *--------------------------------------------------*
| 8 a27 6 | 1 237 4 |b37 9 5 |
| 47 3 5 | 6 9 8 | 17 14 2 |
| 247 1 9 | 37 237 5 | 8 34 6 |
|----------------+----------------+----------------|
| 6 c59 4 | 2 8 1 |b39 35 7 |
| 1 8 7 | 35 35 9 | 2 6 4 |
| 25 d59-2 3 | 4 6 7 | 19 15 8 |
|----------------+----------------+----------------|
| 9 57 2 | 57 1 6 | 4 8 3 |
| 3 6 8 | 9 4 2 | 5 7 1 |
| 57 4 1 | 8 57 3 | 6 2 9 |
*--------------------------------------------------*
(2=7)r1c2-(7=9)r14c7-r4c2=9r6c2 => -2r6c2; ste |
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Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
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Posted: Mon Mar 03, 2014 6:11 pm Post subject: |
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Code: |
+-----------+----------+---------+
| 8 27 6 | 1 237 4 | 37 9 5 |
| 47 3 5 | 6 9 8 | 17 14 2 |
| 247 1 9 | 37 237 5 | 8 34 6 |
+-----------+----------+---------+
| 6 59 4 | 2 8 1 | 39 35 7 |
| 1 8 7 | 35 35 9 | 2 6 4 |
| 25 259 3 | 4 6 7 | 19 15 8 |
+-----------+----------+---------+
| 9 57 2 | 57 1 6 | 4 8 3 |
| 3 6 8 | 9 4 2 | 5 7 1 |
| 57 4 1 | 8 57 3 | 6 2 9 |
+-----------+----------+---------+
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Play this puzzle online at the Daily Sudoku site
XY-Chain: (2=5)r6c1-(5=9)r4c2-(9=3)r4c7-(3=7)r1c7-(7=2)r1c2=>r3c1<>2
Alternate pattern-based solution: Skyscraper on 7 in c24 leaves BUG+2 |
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Clement
Joined: 24 Apr 2006 Posts: 1110 Location: Dar es Salaam Tanzania
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Posted: Mon Mar 03, 2014 9:19 pm Post subject: |
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Code: |
+-----------+----------+---------+
| 8 27 6 | 1 237 4 | 37 9 5 |
| c47 3 5 | 6 9 8 | 17 b14 2 |
| 247 1 9 | 37 237 5 | 8 34 6 |
+-----------+----------+---------+
| 6 59 4 | 2 8 1 | 39 35 7 |
| 1 8 7 | 35 35 9 | 2 6 4 |
| 2-5 259 3 | 4 6 7 | 19 a15 8 |
+-----------+----------+---------+
| 9 57 2 | 57 1 6 | 4 8 3 |
| 3 6 8 | 9 4 2 | 5 7 1 |
| d57 4 1 | 8 57 3 | 6 2 9 |
+-----------+----------+---------+
| Another XY Chain
(5=1)r6c8-(1=4)r2c8-(4=7)r2c1-(7=5)r9c1; r6c1<>5; stte. |
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Leren
Joined: 13 May 2013 Posts: 5
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Posted: Tue Mar 04, 2014 12:45 am Post subject: |
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Code: | *-----------------------------------------------------*
| 8 27 6 | 1 237 4 | 37 9 5 |
| 47 3 5 | 6 9 8 | 17 14 2 |
| 247 1 9 |b37 237 5 | 8 c34 6 |
|-----------------+-----------------+-----------------|
| 6 e59 4 | 2 8 1 | 39 d35 7 |
| 1 8 7 | 35 35 9 | 2 6 4 |
| 25 259 3 | 4 6 7 | 19 15 8 |
|-----------------+-----------------+-----------------|
| 9 7-5 2 |a57 1 6 | 4 8 3 |
| 3 6 8 | 9 4 2 | 5 7 1 |
| 57 4 1 | 8 57 3 | 6 2 9 |
*-----------------------------------------------------* |
(5=7) r7c4 - (7=3) r3c4 - r3c8 = (3-5) r4c8 = (5) r4c2 => - 5 r7c2; stte
Leren |
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