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VH092617

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arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Wed Sep 27, 2017 10:43 pm Post subject: VH092617

Code:

*-----------*
|.87|..2|..1|
|6..|...|.2.|
|...|4.5|..6|
|---+---+---|
|..6|.4.|1..|
|...|853|...|
|..3|.1.|8..|
|---+---+---|
|1..|5.8|...|
|.6.|...|..3|
|4..|9..|71.|
*-----------*

Play/Print this puzzle online
[/code]

Ajò Dimonios

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

Posted: Thu Sep 28, 2017 12:55 am Post subject:

Hi everyone

Code:

+-----------+---------+--------------+
| 9 8 7 | 3 6 2 | 45 45 1 |
| 6 4 5 | 7 9 1 | 3 2 8 |
| 3 2 1 | 4 8 5 | 9 7 6 |
+-----------+---------+--------------+
| 8 579 6 | 2 4 79 | 1 3 57 |
| 27 1 4 | 8 5 3 | 26 69 279 |
| 257 579 3 | 6 1 79 | 8 45 2457 |
+-----------+---------+--------------+
| 1 37 2 | 5 37 8 | 46 69 49 |
| 57 6 9 | 1 27 4 | 25 8 3 |
| 4 35 8 | 9 23 6 | 7 1 25 |
+-----------+---------+--------------+

[(2)R5C1-(2)R6C1=(2)R6C9,(2=5)R9C9 and (2-7)R5C1=(7)R5C9-(7=5)R4C9]=>contradiction two singles 5 in column 9.
Ciao a Tutti
Paolo

ZeroAssoluto

Joined: 05 Feb 2017
Posts: 941
Location: Rimini, Italy

Posted: Thu Sep 28, 2017 12:47 pm Post subject:

Hi everyone,

Code:

+-----------+---------+------------+
| 9 8 7 | 3 6 2 | 45 45 1 |
| 6 4 5 | 7 9 1 | 3 2 8 |
| 3 2 1 | 4 8 5 | 9 7 6 |
+-----------+---------+------------+
| 8 579 6 | 2 4 79 | 1 3 57 |
| 27 1 4 | 8 5 3 | 26 69 279 |
| 257 579 3 | 6 1 79 | 8 45 2457 |
+-----------+---------+------------+
| 1 37 2 | 5 37 8 | 46 69 49 |
| 57 6 9 | 1 27 4 | 25 8 3 |
| 4 35 8 | 9 23 6 | 7 1 25 |
+-----------+---------+------------+

Play this puzzle online at the Daily Sudoku site

Quote:

W-Wing 2,7 in r5c1,r8c5 connected by number 2 in r58c7 and -7 in r8c1
or
XY-Wing 2,5,7 in r58c1,r8c7 and -2 in r5c7
or
UR 7,9 in r46c26 and -5 in r6c1,r9c2 or -3 in r7c2 or -7 in r46c2

Ciao Gianni

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