Abstract
Slitherlink is a pure deduction puzzle that produces simple closed paths in a square grid when solved. This paper presents a simple method for automatically generating Slitherlink challenges whose solutions describe artistic shapes selected by the designer, and its successful implementation in a Java program. The process is assessed through several examples in terms of their artistic merit and quality as puzzles.
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Notes
- 1.
I use the term “players” rather than “solvers” throughout, in order to avoid confusion with automated problem solvers.
- 2.
- 3.
The grid size is defined by a cellSize parameter as a percentage of the maximum image dimension, i.e. cellSize=5% gives a grid with 20 cells horizontally or vertically.
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Acknowledgements
Thanks for Stephen Tavener for pointing out the Picture Link examples [10] and Néstor Romeral Andrés for suggesting the picture-to-picture variation. This work was partly funded by the European Research Council (ERC CoG #771292).
The Java program implemented for this study is available at:
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Browne, C. (2024). Slitherlink Art. In: Hartisch, M., Hsueh, CH., Schaeffer, J. (eds) Advances in Computer Games. ACG 2023. Lecture Notes in Computer Science, vol 14528. Springer, Cham. https://doi.org/10.1007/978-3-031-54968-7_14
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