What ciphers did Rejewski solve in Britain?
Low-grade German ciphers
High-grade German ciphers
Russian ciphers
Japanese ciphers
Answer
Low-grade German ciphers were solved by Rejewski in Britain. He was a Polish mathematician and cryptologist who made significant contributions to breaking the Enigma code during World War II. Rejewski's work laid the foundation for the eventual breaking of the Enigma code by the British at Bletchley Park.
Cracking Codes: The Genius of Marian Rejewski
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