Logic Masters Deutschland e.V.

Der Zoo von Noach

(Published on 9. October 2011, 20:39 by pokerke)

Below you can see the map of Noah's Zoo, a zoo participating in a breeding program for animals threatened with extinction. The zoo has one couple of each of these animals, and so far this year 10 baby animals have already been born.

Each of the cages shown on the map (2 to 8 squares in size) is completely surrounded by a path accessible to the visitors (represented by thick grey lines).

Can you find the current position of all the animals in their cages so that the following conditions hold?

- Every cage contains exactly one female animal and one male animal. The 10 gray marked cages (4 pentominos and 6 half letters of the word ZOO) further also contain exactly one newborn animal.

- Some of the cages contain water for the animals (~); no animals are in the cells containing water.

- No two male or two female animals are directly, orthogonally next to each other.

- With the current position of the animals, the perfect visitor path around the zoo exist: a loop that passes exactly on 1 side of each female animal, 2 sides of each male animal and on 3 sides of each baby animal.

As an example, here is the current position of the animals in the separate Noah's Petting Zoo:

Solution code: The size of the areas outside the loop, clockwise starting in the top left.


Solved by ibag, Micha, logik66, Zzzyxas, Calavera, moss, r45, Luigi, rob, Mody, saskia-daniela, MiR, martin1456, RobertBe, rimodech, sandmoppe, ffricke, Alex, StefanSch, Katrin K, dm_litv, ch1983, zorant, ... Joe Average, AnnaTh, Krokofant, kaberg, koesti, ildiko, Nakatomy, Statistica, Matt, MagicMichi, adam001, bob, amitsowani, pwahs, usp, szabog, stefliew, Scyamus, ChristJan, misko, polar, Aeneryss
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Comments

on 22. July 2020, 19:33 by szabog
Thanks for the tale and the puzzle. It was very enjoyable to solve.

on 14. April 2014, 14:23 by tuace
What a beautiful puzzle!!!

on 27. August 2012, 16:51 by fratercula
Wonderful!

on 6. April 2012, 10:48 by Eisbär
Nr. 799... and a very beautiful puzzle Kim, thank you!

on 25. November 2011, 05:34 by Rollo
Toll! Ein würdiger 1000er :-).

on 16. November 2011, 09:48 by CHalb
A puzzle with good ideas and well done! It took me some time while solving till I recognized that the aspect of reducing the path from the complete grid to only the edges of the areas is new and really interesting.

on 16. October 2011, 15:46 by flaemmchen
Seeehhr schön :-)))

on 9. October 2011, 21:47 by logik66
My favourite puzzle.

Very nice variant of slitherlink.

I would love to see more.

Niels

on 9. October 2011, 21:30 by Micha
Nice puzzle. I'm lovin it! Unconventional and still nicely solvable.

on 9. October 2011, 21:04 by ibag
Thank you for this very nice puzzle!

on 9. October 2011, 20:35 by pokerke
My contribution from the contest, I might as well add it here too.
Many thanks to the jury for the organisation of the contest!

Difficulty:2
Rating:97 %
Solved:86 times
Observed:7 times
ID:000162

Enter solution

Solution code:

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