## Background

Alan Turing Alan Turing is best known for his role in breaking the Enigma cipher during World War II, which significantly aided the Allied war efforts against Nazi Germany. He is also considered a father of theoretical computer science and artificial intelligence. Beyond these accomplishments, his theoretical work in the mid-20th century laid the groundwork for modern computing.
The Halting Problem The halting problem, introduced by Turing in his seminal 1936 paper titled “On Computable Numbers, with an Application to the Entscheidungsproblem,” addresses a basic question: Is there a general algorithm that can determine whether any given program will eventually stop running (halt) or will run indefinitely?
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