Logic Masters Deutschland e.V.

Double Negative

(Eingestellt am 29. Juni 2024, 11:25 Uhr von Belamis)

Sudoku: Normal Sudoku rules apply.

Kropki: Digits in cells separated by a white dot are consecutive. Digits in cells separated by a black dot have a 1:2 ratio.

All possible Kropki dots are given. NOTE: There is never a black and white dot placed in the same spot.

Fog of War: The grid is partially covered in fog. Correctly placing digits will clear the fog around that cell. No guessing is required.

SudokuPad link

Lösungscode: Column 9

Zuletzt geändert am 29. Juni 2024, 12:06 Uhr

Gelöst von GeorgeTheToad2, fuxia, GorgeousNicko, egubachu, samuelsamjo, efnenu, Fizz, Toomas_, Basil, idanz, Enkerro, Ragna, ash810, micjo, jalebc, Sabs, Mathemagier, CrippledLamp, Grey, EnotiAndy, weiken, ... aerithtransport, radium, Xerix, The Bard, k2u5as, BlackApolloX, Slumped_5, StaticTimeHead, Drafuf, Saelia, hsimah, Vegan_warior, AndresI, edwinap, zorant, wildstarjl, asver, RobJH, Supertaster
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Kommentare

am 15. Juli 2024, 13:51 Uhr von michael_787
It's very satisfying to be able to place digits into the midst of the fog and watch all the surrounding fog clear away. Perfectly set, thank you! In my solve, however, the white dot between r7c9 and r8c9 was not needed.

am 30. Juni 2024, 00:50 Uhr von brightonsimon
Enjoyed this immensely. Kropkis are my favourite and it's surprising how powerful the negative constraint is. (Incidentally I had no trouble interpreting the rule which disallows 1/2 pairs and completed the puzzle before reading the comments). Thanks for the fun!

am 29. Juni 2024, 20:31 Uhr von maiaz
Better wording:
"A spot never needs to have both black and white dot"
"No dot needs to be simultaneously black and white"

am 29. Juni 2024, 14:25 Uhr von Ragna
Fun puzzle! Thank you. :-)

Zuletzt geändert am 29. Juni 2024, 13:31 Uhr

am 29. Juni 2024, 13:30 Uhr von Basil
rule-suggestion: A 1 may not appear next to a Kropki dot.
Or if you want to write the same thing in a more complicated way.
No Kropki dot in this puzzle could be replaced by a dot of the opposite color.

am 29. Juni 2024, 12:51 Uhr von samuelsamjo
"a 1 and 2 can never appear together on a dot (Or without a dot due to the negative constraint). " that is clearer

am 29. Juni 2024, 12:06 Uhr von Belamis
Corrected solution code - Column 9 rather than Column 1

am 29. Juni 2024, 11:54 Uhr von samuelsamjo
"a 1 and 2 can never appear together on a dot (Or without a dot due to the negative constraint). " that is clearer

Zuletzt geändert am 29. Juni 2024, 11:53 Uhr

am 29. Juni 2024, 11:41 Uhr von samuelsamjo
"There is never a black and white dot placed in the same spot." Does this mean that 1 and 2 can be separated by either a black dot or a white dot? Or does it mean that 1 and 2 never appear together on a dot?

Reply
It means that a 1 and 2 can never appear together on a dot (Or without a dot due to the negative constraint). Open to better wording for this.

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Bewertung:90 %
Gelöst:198 mal
Beobachtet:4 mal
ID:000IPQ

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