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		Clement
 
 
  Joined: 24 Apr 2006 Posts: 1113 Location: Dar es Salaam Tanzania
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				 Posted: Sun Oct 30, 2016 12:57 pm    Post subject: Daily Sudoku for 29/10/2016-Diabolical | 
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				 	  | Code: | 	 		  
 
+-------+-------+-------+
 
| . 7 . | 6 . . | . 3 . |
 
| . 9 . | . 2 . | 8 5 . |
 
| . . 5 | . . . | . 1 6 |
 
+-------+-------+-------+
 
| . . . | 8 . 4 | 5 . . |
 
| . . . | . . . | . . . |
 
| . . 1 | 5 . 7 | . . . |
 
+-------+-------+-------+
 
| 3 8 . | . . . | 2 . . |
 
| . 2 9 | . 5 . | . 7 . |
 
| . 1 . | . . 6 | . 4 . |
 
+-------+-------+-------+
 
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Play this puzzle online at the Daily Sudoku site | 
			 
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		JC Van Hay
 
 
  Joined: 13 Jun 2010 Posts: 494 Location: Charleroi, Belgium
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				 Posted: Sun Oct 30, 2016 1:58 pm    Post subject:  | 
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				The 2 solutions of B79, R89, C8 -> r3c2=3; stte
 
Proof : 
 
 	  | Code: | 	 		  +------------------+-------------------+-------------------+
 
| 14   7    8      | 6     149    5    | 49    3     2     |
 
| 146  9    4-3(6) | 1347  2      (13) | 8     5     47    |
 
| 2    34   5      | 3479  34789  389  | 479   1     6     |
 
+------------------+-------------------+-------------------+
 
| 79   36   2      | 8     1369   4    | 5     69    1379  |
 
| 79   5    34     | 139   1369   2    | 1467  8     13479 |
 
| 8    346  1      | 5     369    7    | 46    2     349   |
 
+------------------+-------------------+-------------------+
 
| 3    8    4(6)   | 1479  1479   (19) | 2     (69)  5     |
 
| 46   2    9      | 34    5      38   | 16    7     18    |
 
| 5    1    7      | 2     89     6    | 3     4     89    |
 
+------------------+-------------------+-------------------+
 
 | 	  [6r2c3=6r7c3-(6=9)r7c8-(9=1)r7c6-(1=3)r2c6]-3r2c3=3r3c2; stte | 
			 
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		Clement
 
 
  Joined: 24 Apr 2006 Posts: 1113 Location: Dar es Salaam Tanzania
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				 Posted: Sun Oct 30, 2016 4:34 pm    Post subject: Daily Sudoku for 29/10/2016-Diabolical | 
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				Or as XY Chain
 
(3=1)r2c6 - (1=9)r7c6 - (9=6)r7c8 - (6=4)r7c3 - (4=3)r5c6 => - 3 r2c3;stte | 
			 
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