@misc{cryptoeprint:2021:556,
    author = {Leo Robert and Daiki Miyahara and Pascal Lafourcade and Takaaki Mizuk},
    title = {Interactive Physical ZKP for Connectivity:Applications to Nurikabe and Hitori},
    howpublished = {Cryptology ePrint Archive, Report 2021/556},
    year = {2021},
    url = {https://eprint.iacr.org/2021/556},
}