2020-08-13 12:00:20 +02:00
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---
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id: 5e7b9f090b6c005b0e76f066
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2021-07-02 18:45:29 +05:30
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title: 字符串和列表
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2020-08-13 12:00:20 +02:00
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challengeType: 11
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videoId: lxcFa7ldCi0
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2021-10-03 12:24:27 -07:00
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bilibiliIds:
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aid: 804401443
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bvid: BV1By4y1j7F9
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cid: 376385517
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2021-01-13 03:31:00 +01:00
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dashedName: strings-and-lists
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2020-08-13 12:00:20 +02:00
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---
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2020-12-16 00:37:30 -07:00
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# --description--
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2021-07-02 18:45:29 +05:30
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更多资源：
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2020-12-16 00:37:30 -07:00
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2021-07-02 18:45:29 +05:30
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\- [练习](https://www.youtube.com/watch?v=-9TfJF2dwHI)
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2020-12-16 00:37:30 -07:00
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# --question--
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## --text--
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2021-07-02 18:45:29 +05:30
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在这个代码中，n 等于什么？
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2020-12-16 00:37:30 -07:00
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```python
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words = 'His e-mail is q-lar@freecodecamp.org'
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pieces = words.split()
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parts = pieces[3].split('-')
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n = parts[1]
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2020-08-13 12:00:20 +02:00
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```
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2020-12-16 00:37:30 -07:00
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## --answers--
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2021-07-02 18:45:29 +05:30
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邮件
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2020-12-16 00:37:30 -07:00
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---
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q
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---
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lar
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---
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2021-02-06 04:42:36 +00:00
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`lar@freecodecamp.org`
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2020-12-16 00:37:30 -07:00
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## --video-solution--
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4
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