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immpy
Joined: 06 May 2017 Posts: 571
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Posted: Tue May 04, 2021 3:41 pm Post subject: VH+ 050421 |
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Hello all, enjoy the puzzle...
Code: |
+-------+-------+-------+
| . 3 . | . 9 . | . . . |
| . 4 9 | . 6 . | . 5 . |
| . . 1 | 2 4 . | . . . |
+-------+-------+-------+
| . 7 3 | . . . | . 6 . |
| . . . | . . . | 2 1 8 |
| . 1 . | . . . | 9 . . |
+-------+-------+-------+
| . . . | . . 6 | 3 4 . |
| 1 . . | 5 . 7 | . 9 2 |
| . 2 . | . . . | . . . |
+-------+-------+-------+
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Play this puzzle online at the Daily Sudoku site
cheers...immp |
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dongrave
Joined: 06 Mar 2014 Posts: 568
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Posted: Thu May 06, 2021 11:54 am Post subject: |
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Thanks for the puzzle immp! I enjoyed that. After basics:
Code: | +---------------+--------------+----------------+
| 567 3 5678 | 78 9 158 | 14678 2 1467 |
| 2 4 9 | 378 6 138 | 178 5 137 |
| 567 568 1 | 2 4 358 | 678 378 9 |
+---------------+--------------+----------------+
| 89 7 3 | 189 18 2 | 45 6 45 |
| 4569 569 56 | 3469 7 349 | 2 1 8 |
| 468 1 2 | 468 5 48 | 9 37 37 |
+---------------+--------------+----------------+
| 579 589 578 | 18 2 6 | 3 4 157 |
| 1 68 4 | 5 3 7 | 68 9 2 |
| 3 2 5678 | 49 18 49 | 15678 78 1567 |
+---------------+--------------+----------------+
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Then I used an incredibly long chain that assumed that r8c2 = 8 and arrived at a contradiction (i.e. r3c2 = 8 ). How did you others solve it? |
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immpy
Joined: 06 May 2017 Posts: 571
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Posted: Thu May 06, 2021 3:38 pm Post subject: |
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You're welcome dongrave. I used several steps. |
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immpy
Joined: 06 May 2017 Posts: 571
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Posted: Thu May 06, 2021 3:44 pm Post subject: |
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There was a 2-String Kite on 8 connected in Box 9, a good rinse, an X-Wing on 6, and a W-Wing 5/6. |
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