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freeCodeCamp/curriculum/challenges/english/08-data-analysis-with-python/numpy/what-is-numpy.md
miyaliu666 3ea2fe4f77 feat(i18n,curriculum): add Bilibili ids for Chinese (#43564) 
Co-authored-by: Kristofer Koishigawa <scissorsneedfoodtoo@gmail.com>
Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>
2021-10-01 09:54:12 +05:30

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id, title, challengeType, videoId, bilibiliIds, dashedName
id title challengeType videoId bilibiliIds dashedName
5e9a0a8e09c5df3cc3600ed2 What is NumPy 11 5Nwfs5Ej85Q
aid bvid cid
293086867 BV1Tf4y1E7QZ 409024791
what-is-numpy

--question--

--text--

Why are Numpy arrays faster than regular Python lists?

--answers--

Numpy does not perform type checking while iterating through objects.

Numpy uses fixed types.

Numpy uses contiguous memory.

All of the above.

--video-solution--

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