freeCodeCamp/curriculum/challenges/japanese/08-data-analysis-with-python/numpy/copying-arrays-warning.md

id, title, challengeType, videoId, bilibiliIds, dashedName

id	title	challengeType	videoId	bilibiliIds	dashedName
5e9a0a8e09c5df3cc3600ed7	配列のコピーに関する注意	11	iIoQ0_L0GvA	aid bvid cid 633008569 BV1Bb4y127fb 409026161	copying-arrays-warning

--question--

--text--

次のコードを実行した後、a の値は何になりますか？

import numpy as np

a = np.array([1, 2, 3, 4, 5])
b = a
b[2] = 20

--answers--

[1 2 3 4 5]

---

[1 2 20 4 5]

---

[1 20 3 4 5]

--video-solution--

2