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[0 for _ in range(10)] 본문

프로그래밍언어/python

[0 for _ in range(10)]

sunlab 2022. 4. 23. 23:52
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https://stackoverflow.com/questions/15654800/what-is-the-difference-between-0-for-in-range10-for-in-range10-and

 

What is the difference between [[0 for _ in range(10)] for _ in range(10)] and [0 for _ in range(10)] * 10?

>>> CM = [[0 for _ in range(10)]] * 10 >>> CM [[0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0], ...

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