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---
####\u4EFB\u52A1\u63CF\u8FF0

\u5143\u7EC4\u770B\u8D77\u6765\u72B9\u5982\u5217\u8868\uFF0C\u4F46\u5143\u7EC4\u4F7F\u7528\u5706\u62EC\u53F7\`\uFF08\uFF09\`\u800C\u4E0D\u662F\`[]\`\u6765\u6807\u8BC6\uFF0C\u800C\u4E14\u5217\u8868\u7684\u5143\u7D20\u53EF\u4EE5\u4FEE\u6539\uFF0C\u4F46\u5143\u7EC4\u7684\u5143\u7D20\u4E0D\u80FD\u4FEE\u6539\u3002\u672C\u5173\u4ECB\u7ECD\u5143\u7EC4\u7684\u5E38\u89C1\u4F7F\u7528\u65B9\u6CD5\u4EE5\u53CA\u5143\u7EC4\u548C\u5217\u8868\u7684\u4F7F\u7528\u533A\u522B\u3002\u4E0B\u9762\u7528\u996D\u5E97\u83DC\u5355\u7684\u4F8B\u5B50\u6765\u8BF4\u660E\u5217\u8868\u548C\u5143\u7EC4\u4F7F\u7528\u7684\u5E94\u7528\u573A\u666F\u3002

\u73B0\u5728\u6709\u4E00\u4E2A\u9910\u9986\u8981\u5411\u6BCF\u4E2A\u5305\u53A2\u90FD\u6295\u653E\u4E24\u4EFD\u83DC\u5355\uFF0C\u83DC\u5355\u4E0A\u67094\u79CD\u83DC\u540D\uFF0C\u6211\u4EEC\u60F3\u5C06\u4E24\u4E2A\u83DC\u5355\u4E0A\u6700\u540E\u4E00\u9053\u83DC\u540D\u4E92\u6362\u4E00\u4E0B\uFF0C\u4E5F\u60F3\u5FEB\u901F\u77E5\u9053\u6539\u53D8\u540E\u7684\u4E24\u4EFD\u83DC\u5355\u4E0A\u5355\u8BCD\u9996\u5B57\u6BCD\u6700\u5927\u7684\u83DC\u540D\u3002\u800C\u6211\u4EEC\u9996\u5148\u9700\u8981\u5224\u65AD\u8BE5\u7528\u5217\u8868\u7684\u65B9\u6CD5\u8FD8\u662F\u5143\u7EC4\u7684\u65B9\u6CD5\u5B9E\u73B0\u8FD9\u4E2A\u76EE\u6807\u3002

\u4E3A\u4E86\u5B9E\u73B0\u8FD9\u4E2A\u76EE\u6807\uFF0C\u6211\u4EEC\u9700\u8981\u5148\u5B66\u4E60\u5143\u7EC4\u7684\u76F8\u5173\u4F7F\u7528\u77E5\u8BC6\u4EE5\u53CA\u5143\u7EC4\u4E0E\u5217\u8868\u7684\u533A\u522B\u3002

####\u76F8\u5173\u77E5\u8BC6

#####\u5143\u7EC4\u4E0E\u5217\u8868
\u5143\u7EC4\u4E0E\u5217\u8868\u5F88\u76F8\u4F3C\uFF0C\u4E24\u8005\u4E4B\u95F4\u7684\u5DEE\u522B\u5728\u4E8E\uFF0C\u5217\u8868\u5728\u521D\u59CB\u5316\u540E\u5176\u4E2D\u7684\u5143\u7D20\u8FD8\u53EF\u4EE5\u8FDB\u884C\u589E\u5220\u6539\u7B49\u64CD\u4F5C\uFF0C\u4F46\u662F\u5143\u7EC4\u5728\u521D\u59CB\u5316\u540E\u5176\u4E2D\u7684\u5143\u7D20\u4E0D\u80FD\u8FDB\u884C\u66F4\u6539\uFF0C\u5217\u8868\u5728\u8D4B\u503C\u65F6\u4F7F\u7528\u65B9\u62EC\u53F7\`[]\`\uFF0C\u800C\u5143\u7EC4\u5728\u8D4B\u503C\u65F6\u4F7F\u7528\u5C0F\u62EC\u53F7\`()\`\u3002\u56E0\u4E3A\u5143\u7EC4\u5177\u6709\u4E0D\u53EF\u53D8\u7684\u7279\u6027\uFF0C\u6240\u4EE5\u5728\u80FD\u7528\u5143\u7EC4\u66FF\u4EE3\u5217\u8868\u7684\u5730\u65B9\u6700\u597D\u90FD\u4F7F\u7528\u5143\u7EC4\uFF0C\u8FD9\u6837\u4EE3\u7801\u66F4\u5B89\u5168\u3002

#####\u521B\u5EFA\u5143\u7EC4
\u5143\u7EC4\u521B\u5EFA\u5F88\u7B80\u5355\uFF0C\u53EA\u9700\u8981\u5728\u62EC\u53F7\`()\`\u4E2D\u6DFB\u52A0\u5143\u7D20\uFF0C\u5143\u7D20\u4E4B\u95F4\u7528\u9017\u53F7\u9694\u5F00\u3002\u5143\u7EC4\u4E2D\u53EA\u5305\u542B\u5355\u4E2A\u5143\u7D20\u65F6\uFF0C\u9700\u8981\u5728\u8BE5\u5143\u7D20\u540E\u9762\u6DFB\u52A0\u9017\u53F7\uFF0C\u4F8B\u5982\uFF1A

\`menu1 = ('meat','fish','chicken')\`
\`menu2 = ('meat',)\`
**![,](/api/attachments/386428)**
#####\u8BBF\u95EE\u5143\u7EC4
\u5143\u7EC4\u548C\u5217\u8868\u4E00\u6837\uFF0C\u53EF\u4EE5\u4F7F\u7528\u4E0B\u6807\u7D22\u5F15\u6765\u8BBF\u95EE\u5143\u7EC4\u4E2D\u7684\u503C\uFF0C\u4F8B\u5982:

\`\`\`python
menu = ('meat','fish','chicken','carrot')
print(menu[0])
print(menu[1:3])
\`\`\`

\u8F93\u51FA\u7ED3\u679C\uFF1A

\`meat\`
\`('fish', 'chicken')\`

#####\u4FEE\u6539\u5143\u7EC4

\u5143\u7EC4\u4E2D\u7684\u5143\u7D20\u503C\u662F\u4E0D\u53EF\u4EE5\u4FEE\u6539\u7684\uFF0C\u5982\u679C\u5F3A\u884C\u4FEE\u6539\u4F1A\u62A5\u9519\uFF0C\u4F8B\u5982\u5982\u679C\u6211\u4EEC\u60F3\u4FEE\u6539\u5143\u7EC4\`menu\`\u4E2D\u7684\u67D0\u4E2A\u503C\uFF1A

\`\`\`python
menu = ('meat','fish','chicken','carrot')
menu[0] = 'pizza'
print(menu[0])
\`\`\`

\u8F93\u51FA\u7ED3\u679C\uFF1A

\`TypeError: 'tuple' object does not support item assignment\`

\u7CFB\u7EDF\u4F1A\u81EA\u52A8\u62A5\u9519\uFF0C\u5143\u7EC4\u4E2D\u7684\u5143\u7D20\u503C\u4E0D\u652F\u6301\u4FEE\u6539\u3002

#####\u5143\u7EC4\u5185\u7F6E\u51FD\u6570

\u5143\u7EC4\u548C\u5217\u8868\u4E00\u6837\uFF0C\u90FD\u6709\u4E00\u4E9B\u5185\u7F6E\u51FD\u6570\u65B9\u4FBF\u7F16\u7A0B\u3002\u4F8B\u5982\uFF1A

\`len(tuple)\`\uFF1A\u8BA1\u7B97\u5143\u7EC4\u4E2D\u5143\u7D20\u4E2A\u6570\u3002

\`max(tuple)\`\uFF1A\u8FD4\u56DE\u5143\u7EC4\u4E2D\u5143\u7D20\u7684\u6700\u5927\u503C\u3002

\`min(tuple)\`\uFF1A\u8FD4\u56DE\u5143\u7EC4\u4E2D\u5143\u7D20\u7684\u6700\u5C0F\u503C\u3002

\`tuple(seq)\`\uFF1A\u5C06\u5217\u8868\u8F6C\u6362\u4E3A\u5143\u7EC4\u3002

\u5143\u7EC4\u4E2D\u7684\u5143\u7D20\u662F\u4E0D\u80FD\u6539\u53D8\u7684\uFF0C\u5B83\u4E5F\u6CA1\u6709\`append()\`\uFF0C\`insert()\`\u8FD9\u6837\u7684\u65B9\u6CD5\u3002\u4F46\u5176\u4ED6\u83B7\u53D6\u5143\u7D20\u7684\u65B9\u6CD5\u548C\u5217\u8868\u662F\u4E00\u6837\u7684\u3002

####\u7F16\u7A0B\u8981\u6C42

\u672C\u5173\u7684\u7F16\u7A0B\u4EFB\u52A1\u662F\u8865\u5168\`src/Step1/menu_test.py\`\u6587\u4EF6\u7684\u4EE3\u7801\u5185\u5BB9\uFF0C\u5B9E\u73B0\u5982\u4E0B\u529F\u80FD\uFF1A

- \u5C06\u8F93\u5165\u7684\u83DC\u5355menu_list\u8F6C\u6362\u4E3A\u5143\u7EC4\u7C7B\u578B
- \u6253\u5370\u8F93\u51FA\u751F\u6210\u7684\u5143\u7EC4
- \u6253\u5370\u8F93\u51FA\u5143\u7EC4\u4E2D\u9996\u5B57\u6BCD\u6700\u5927\u7684\u5143\u7D20

\u672C\u5173\u6D89\u53CA\u7684\u4EE3\u7801\u6587\u4EF6\`src/Step1/menu_test.py\`\u7684\u4EE3\u7801\u6846\u67B6\u5982\u4E0B\uFF1A

\`\`\`python
# coding=utf-8

# \u521B\u5EFA\u5E76\u521D\u59CB\u5316munu_list\u5217\u8868
menu_list = []
while True:
	try:
		food = input()
		menu_list.append(food)
	except:
		break

# \u8BF7\u5728\u6B64\u6DFB\u52A0\u4EE3\u7801\uFF0C\u5BF9menu_list\u8FDB\u884C\u5143\u7EC4\u8F6C\u6362\u4EE5\u53CA\u5143\u7EC4\u8BA1\u7B97\u7B49\u64CD\u4F5C\uFF0C\u5E76\u6253\u5370\u8F93\u51FA\u5143\u7EC4\u53CA\u5143\u7EC4\u6700\u5927\u7684\u5143\u7D20
###### Begin ######




#######  End #######
\`\`\`

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