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Mogulmeister
Joined: 03 May 2007 Posts: 1151
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Posted: Mon Jul 26, 2021 9:05 am Post subject: Menneske 1 |
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This puzzle is called Impossible but of course it isn't. I would say VH+ really.
Code: |
+---------------------+---------------------+----------------------+
| 1 2459 3 | 7 4569 2459 | 2469 245689 24689 |
| 245 2459 7 | 123569 8 23459 | 12469 124569 2469 |
| 6 24589 24589 | 1259 1459 2459 | 1249 3 7 |
+---------------------+---------------------+----------------------+
| 27 1279 29 | 4 369 39 | 8 12679 5 |
| 2458 124589 6 | 589 59 7 | 12349 1249 2349 |
| 3 45789 4589 | 5689 2 1 | 469 4679 469 |
+---------------------+---------------------+----------------------+
| 9 2345678 2458 | 235 3457 23458 | 2346 2468 1 |
| 2478 234678 248 | 1239 13479 23489 | 5 24689 234689 |
| 2458 23458 1 | 2359 3459 6 | 7 2489 23489 |
+---------------------+---------------------+----------------------+ |
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TomC
Joined: 30 Oct 2020 Posts: 358 Location: Wales
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Posted: Mon Jul 26, 2021 3:45 pm Post subject: |
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Code: |
+--------------------+--------------------+---------------------+
| 1 2459 3 | 7 4569 2459 | 2469 245689 24689 |
| 245 2459 7 | 123569 8 23459 | 12469 124569 2469 |
| 6 24589 24589 | 1259 1459 2459 | 1249 3 7 |
+--------------------+--------------------+---------------------+
| 27 1279 29 | 4 369 39 | 8 12679 5 |
| 2458 124589 6 | 589 59 7 | 12349 1249 2349 |
| 3 45789 4589 | 5689 2 1 | 469 4679 469 |
+--------------------+--------------------+---------------------+
| 9 2345678 2458 | 235 3457 23458 | 2346 2468 1 |
| 2478 234678 248 | 1239 13479 23489 | 5 24689 234689 |
| 2458 23458 1 | 2359 3459 6 | 7 2489 23489 |
+--------------------+--------------------+---------------------+
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Play this puzzle online at the Daily Sudoku site
I'll be back later if I can crack this one
Last edited by TomC on Tue Jul 27, 2021 10:02 am; edited 1 time in total |
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Mogulmeister
Joined: 03 May 2007 Posts: 1151
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Posted: Mon Jul 26, 2021 5:36 pm Post subject: |
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Multi steps are perfectly fine too. |
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ZeroAssoluto
Joined: 05 Feb 2017 Posts: 933 Location: Rimini, Italy
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Posted: Mon Jul 26, 2021 6:35 pm Post subject: |
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Hi everyone,
first step
AIC with number 6 in r4c8
if r4c8=6 and -6 in r4c5,r6c789
if -6 in r4c8 and r4c5=6 r4c6=3 r2c4=3 r6c4=6 and -6 in r4c5,r6c789
second step
XY-Chain r4c5-9-r9c5-4-r3c5-1-r3c4-2-r7c4 and -3 in r78c5
Ciao Gianni |
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Mogulmeister
Joined: 03 May 2007 Posts: 1151
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Posted: Mon Jul 26, 2021 7:23 pm Post subject: |
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Molto bene, Gianni. Prima. |
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TomC
Joined: 30 Oct 2020 Posts: 358 Location: Wales
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Posted: Tue Jul 27, 2021 10:45 am Post subject: |
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Like Gianni I managed to get -6r4c5 but by using the placement of 3's and 6's in box 2 and 5 would mean no 6's in box 2
Lots of basics later I could not finish, but I can see Gianni's second step - well done! |
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immpy
Joined: 06 May 2017 Posts: 571
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Posted: Tue Jul 27, 2021 2:06 pm Post subject: |
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Very good puzzle! Followed Gianni's footsteps.
cheers...immp |
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