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VH+ 050720

 
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immpy



Joined: 06 May 2017
Posts: 571
PostPosted: Thu May 07, 2020 6:24 pm    Post subject: VH+ 050720 Reply with quote
Hello all, stay healthy and happy; enjoy the puzzle....

Code:

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

Play this puzzle online at the Daily Sudoku site

cheers...immp
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dongrave



Joined: 06 Mar 2014
Posts: 568
PostPosted: Fri May 08, 2020 5:42 pm    Post subject: Reply with quote
Code:
+----------------+-----------+---------------+
| 1     9    26  | 26 4  35  | 78   378  57  |
| 2356  7    8   | 1  56 235 | 26   9    4   |
| 23456 2456 246 | 9  8  7   | 1    236  256 |
+----------------+-----------+---------------+
| 246   246  1   | 7  9  8   | 5    26   3   |
| 9     3    7   | 5  2  6   | 4    1    8   |
| 8     26   5   | 4  3  1   | 267  267  9   |
+----------------+-----------+---------------+
| 256   256  9   | 3  1  4   | 2678 2678 267 |
| 7     1    3   | 8  56 25  | 9    4    26  |
| 246   8    246 | 26 7  9   | 3    5    1   |
+----------------+-----------+---------------+

I used 2 steps:

Step 1. (2=6)r8c9-r8c5=r2c5-(6=2)r2c7 => r3c9 != 2.

Step 2. (6=2)r8c9-r8c6=r2c6-(2=6)r2c7 => r3c9 != 6.
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 942
Location: Rimini, Italy
PostPosted: Sat May 09, 2020 8:32 am    Post subject: Reply with quote
Hi everyone,

W-Wing 2,6 in r2c7,r8c9 SL with number 6 in r28c5 and -2 in r3c9,r7c7
and
W-Wing 2,6 in r2c7,r8c9 SL with number 2 in r28c6 and -6 in r3c9,r7c7

Ciao Gianni
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