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arkietech
Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
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 Posted: Wed Oct 11, 2017 10:50 pm Post subject: VH101217 |
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| Code: | *-----------*
|4..|819|...|
|..1|...|...|
|9.7|3..|6.1|
|---+---+---|
|.5.|...|..8|
|...|197|...|
|3..|...|.9.|
|---+---+---|
|8.6|..1|5.4|
|...|...|7..|
|...|526|..3|
*-----------*
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Play/Print this puzzle online |
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ZeroAssoluto
Joined: 05 Feb 2017
Posts: 942
Location: Rimini, Italy
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| Posted: Thu Oct 12, 2017 7:53 am Post subject: |
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Hi everyone,
| Code: |
+------------+------------+-------------+
| 4 6 35 | 8 1 9 | 23 357 257 |
| 25 238 1 | 67 67 245 | 89 3458 59 |
| 9 28 7 | 3 45 245 | 6 458 1 |
+------------+------------+-------------+
| 17 5 9 | 2 346 34 | 14 67 8 |
| 6 4 8 | 1 9 7 | 23 35 25 |
| 3 17 2 | 46 58 58 | 14 9 67 |
+------------+------------+-------------+
| 8 39 6 | 79 37 1 | 5 2 4 |
| 25 1239 35 | 49 348 348 | 7 16 69 |
| 17 179 4 | 5 2 6 | 89 18 3 |
+------------+------------+-------------+
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Play this puzzle online at the Daily Sudoku site
| Quote: | | XY-Wing 4,6,9 in r68c4,r8c9 and -6 in r6c9 |
Ciao Gianni |
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Ajò Dimonios
Joined: 01 May 2017
Posts: 339
Location: Sassari Italy
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| Posted: Thu Oct 12, 2017 1:03 pm Post subject: |
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Hi everyone
[(5)R2C9-(5)R2C1=(5)R8C1-(5=3)R8C3 and (5-9)R2C9=(9)R8C9-(9)R8C4=(9)R7C4-(9=3)R7C2]=>contradition-two singles 3 in box 7=>- 5R2C9=>solution.
Ciao a Tutti
Paolo |
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immpy
Joined: 06 May 2017
Posts: 571
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| Posted: Fri Oct 13, 2017 10:19 pm Post subject: |
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WOW! Great puzzle.
This one took me a while, and I made several mistakes along the way...back to the drawing board. I almost threw in the towel.
I finally spotted a W-Wing (25) connected by 2. r2c9<>5(=9). stte. |
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