Corpus ID: 212747848

Tatamibari is NP-complete

@article{Adler2020TatamibariIN,
  title={Tatamibari is NP-complete},
  author={Aviv Adler and Jeffrey Bosboom and Erik D. Demaine and Martin L. Demaine and Quanquan C. Liu and Jayson Lynch},
  journal={ArXiv},
  year={2020},
  volume={abs/2003.08331}
}
  • Aviv Adler, Jeffrey Bosboom, +3 authors Jayson Lynch
  • Published 2020
  • Computer Science, Mathematics
  • ArXiv
  • In the Nikoli pencil-and-paper game Tatamibari, a puzzle consists of an $m \times n$ grid of cells, where each cell possibly contains a clue among +, -, |. The goal is to partition the grid into disjoint rectangles, where every rectangle contains exactly one clue, rectangles containing + are square, rectangles containing - are strictly longer horizontally than vertically, rectangles containing | are strictly longer vertically than horizontally, and no four rectangles share a corner. We prove… CONTINUE READING