P=NP Jack-o'-Lantern: the pumpkin carved to scare logicians

examachine · x · 2026-10-12

A Halloween meme: someone carved "P=NP" into a jack-o'-lantern, joking that sending it to your favourite logician would scare them out of their wits. P=NP is the most famous open problem in computer science — a proof would upend cryptography and complexity theory, making it a fittingly terrifying pumpkin for theorists.

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