Logic Masters Deutschland e.V.

LM 2016 - Leftover: Doppelblock-Höhle

(Published on 13. June 2016, 20:16 by ibag)

This puzzle consists of two types of puzzles, i.e. a Doppelblock puzzle and a Höhle puzzle, with grids of the same size, one lying on top of the other one.

Doppelblock: Blacken exactly two cells in every row and column, and fill the digits 1-6 (in the example 1-4) into the other cells, so that no digit repeats. The numbers at the border indicate the sum of all digits between the two blackened cells. Note: The cave manipulates the value of the sums, s. Interaction.

Höhle: Some cells of the diagram have to be blackend, so that an orthogonally connected cave system is formed by the remaining cells. The blackened cells have to be orthogonally connected to the border of the grid. Each number indicates the number of cells which are horizontally and vertically visible from that cell, including the cell itself.

Interaction: The cave makes numbers of the Doppelblock drop by 1, i.e. each number lying on top of a cell belonging to the cage is decreased by 1 while computing the sums. Each blackened cell of the Doppelblock has to be transferred as a blackened cell to the Höhle.

Example:

The puzzle:

Solution code: Row 5 of the Doppelblock, use 'S' for blackened cells. Then the length of the longest black sequence of every row of the Höhle, from top to bottom.

Last changed on on 26. May 2017, 17:07

Solved by Joe Average, rob, moss, Uhu, Calavera, pokerke, Luigi, pwahs, usp, r45, tuace, Statistica, zuzanina, zorant, dm_litv, ch1983, Krokofant, Marian, matter, AnnaTh, Mody, adam001, pin7guin, Alex, marcmees, Zzzyxas, ffricke, uvo, KlausRG, sf2l, Babsi, pirx, Julianl, rimodech, NikolaZ, ildiko, FzFeather, misko, sandmoppe, ChristJan, polar, Dotty, KNT, moeve, Piatato, Jesper
Full list

Comments

on 15. September 2023, 09:17 by Piatato
Awesome ruleset, great puzzle!

on 11. March 2023, 03:54 by KNT
very tricky puzzle, enjoyed it!

on 3. August 2016, 12:47 by sf2l
wunderbellissimo! highly recommended!

on 3. July 2016, 19:45 by marcmees
very tough. only 3 stars?

on 19. June 2016, 14:50 by pin7guin
Ich hatte zuerst auch nur die Hälfte der Interaktion gelesen und beachtet...

on 18. June 2016, 16:42 by Mody
Wunderschön zu lösen. Man bekommt sogar sieben Höhlen, wenn man beim Übertragen in Excel die vorgegebenen Ziffern im Doppelblock vergisst :)

on 14. June 2016, 14:08 by Statistica
Wie gut, dass man das Testlösen nach spätestens einem Vierteljahr wieder vergisst ;-)

on 13. June 2016, 20:42 by berni
Ah, interessant, was uns vorgestern so erspart geblieben ist. :-)

Difficulty:3
Rating:97 %
Solved:46 times
Observed:4 times
ID:0002DU

Puzzle combination

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Solution code:

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