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Sep 9 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 868
Location: Rimini, Italy

PostPosted: Fri Sep 08, 2017 10:12 pm    Post subject: Sep 9 VH Reply with quote

Hi everyone,

Code:

+-------------+--------+------------+
| 148 12  3   | 6 89 5 | 7   19 24  |
| 478 9   248 | 1 78 3 | 6   24 5   |
| 6   157 15  | 4 79 2 | 3   19 8   |
+-------------+--------+------------+
| 18  3   18  | 2 6  7 | 49  5  49  |
| 9   4   6   | 3 5  8 | 2   7  1   |
| 57  257 25  | 9 1  4 | 8   6  3   |
+-------------+--------+------------+
| 2   8   7   | 5 34 9 | 1   34 6   |
| 3   6   45  | 7 24 1 | 459 8  249 |
| 145 15  9   | 8 23 6 | 45  23 7   |
+-------------+--------+------------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing 1,2,5 in r1c2,r36c3 and -2 in r2c3,r6c2


Ciao Gianni
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Ajò Dimonios



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy

PostPosted: Sat Sep 09, 2017 8:00 am    Post subject: Reply with quote

Hi everyone

After basics only basic fish.

swordfish of number 4 basic set (line 1,4.9), cover set (column 1, 7, 9)=>-4R2C1,-4R8C79=>NP(78 ) line 2=>-8R2C3=>stte-.


Ciao a Tutti

Paolo
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Marty R.



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

PostPosted: Sat Sep 09, 2017 9:35 pm    Post subject: Reply with quote

Quote:
swordfish of number 4 basic set (line 1,4.9), cover set (column 1, 7, 9)=>-4R2C1,-4R8C79=>NP(78 ) line 2=>-8R2C3=>stte-.


Very nice, Paolo. I only find a swordfish about every 10 years.
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