IEICE Transactions on Information and Systems
Online ISSN : 1745-1361
Print ISSN : 0916-8532
Special Section on Foundations of Computer Science — Foundations of Computer Science and their New Trends —
Chained Block is NP-Complete
Chuzo IWAMOTOTatsuya IDE
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2024 Volume E107.D Issue 3 Pages 320-324

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Abstract

Chained Block is one of Nikoli's pencil puzzles. We study the computational complexity of Chained Block puzzles. It is shown that deciding whether a given instance of the Chained Block puzzle has a solution is NP-complete.

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© 2024 The Institute of Electronics, Information and Communication Engineers
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