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 \usepackage{../graphics}
 
 
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+%% index
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 \begin{document}
 \fnote{\copyright{} Christian Urban, King's College London, 2017, 2018, 2019}
 
 \section*{Handout 7 (Compilation)}
 
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 The purpose of a compiler is to transform a program a human can read and
 write into code the machine can run as fast as possible. The fastest
 code would be machine code the CPU can run directly, but it is often