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Turing’s Craft CodeLab Student
Registration Instructions
CodeLab is the web-based interactive programming exercise service that accompanies this
text. It is designed to reduce attrition and raise the overall level of the class. Since 2002,
CodeLab has analyzed over forty-two million exercise submissions from more than 110,000
students.
CodeLab has over 400 short exercises, each focused on a particular programming idea or
language construct. The student types in code and the system immediately judges its cor-
rectness, offering hints when the submission is incorrect. Through this process, ...

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