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List comprehensions

Computer Science · Python

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About this practice set

List comprehensions is part of Computer Science (Python). Questions are generated with new numbers each time you practise. Levels available: Easy. After you answer, an explanation is shown.

Example questions

A taste of what you will practise. Answers are revealed after you try.

  • Easy

    What does this Python code print? squares = [x ** 2 for x in range(4)] print(len(squares))