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Results tagged with logical-deduction
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user 10562
A puzzle that requires formal logical deduction to arrive at the solution. This suggests more than merely reasoning through clues to find an answer (you might want [situation] for that).
2
votes
Accepted
How to remember without writing, a subset of 1000 numbers
This appears to be a question of data representation, optimizing both for efficiency (in the classical computer science sense) and human-friendliness. I'm not sure there are objective ways of measurin …
- 2,419
18
votes
2
answers
970
views
Pipes Puzzle Uniqueness
In the puzzle game Pipes, a space-filling tree of pipes (which may have either one, two, or three neighboring connections each, but not four) is scrambled by a series of tile rotations, and the goal i …
- 2,419
8
votes
3
answers
434
views
Toroidal Pipes Puzzle: T's and Bulbs Only
A continuation in the Pipes puzzle series.
Problem statement for math nerds: Let $G(N)$ denote the graph consisting of cardinally adjacently linked lattice points on an $N \times N$ toroidal grid. For …
- 2,419
7
votes
1
answer
348
views
Existence of index-uniform Hashi puzzles
On the left, we have a starting configuration for a game of Hashi, and on the right, its solution:
That is to say, the goal is to make connections (planar, and traveling only in cardinal directions) …
- 2,419