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@ -25,33 +25,6 @@
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系统的功能性需求：
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- 数据的查书、借书、还书、打印书籍、添加、删除展示。
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### C7：修改图书
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选择菜单命令： 7，提示修改和输入图书编号，输入图书编号，再次提示图书数量，输出你要在该图书编号下修改的图书数量，并提示完成；如果输入的图书编号不存在，则提示没有这样的书。
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`````
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请选择：7
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Revise Book
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Which book you wanna revise ?
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1
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Original book number : 1
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Revised number :2
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**********************
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Revise success
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`````
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``````
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请选择：7
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Revise Book
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Which book you wanna revise ?
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2
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No such book
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``````
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系统的非功能性需求：
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- 菜单驱动的命令行交互界面。
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@ -75,7 +48,7 @@ No such book
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————————————————————————————————————————————
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请选择：
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```
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#### C0: 退出程序
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### C0: 退出程序
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选择菜单命令:0 再输入:y,确认，则退出程序。若输入:n，则继续程序。
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```
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请选择：0
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@ -136,3 +109,28 @@ Which book you wanna delelet?
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Enter book ID: 5
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Not found
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```
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### C7：修改图书
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选择菜单命令： 7，提示修改和输入图书编号，输入图书编号，再次提示图书数量，输出你要在该图书编号下修改的图书数量，并提示完成；如果输入的图书编号不存在，则提示没有这样的书。
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`````
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请选择：7
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Revise Book
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Which book you wanna revise ?
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1
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Original book number : 1
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Revised number :2
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**********************
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Revise success
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`````
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``````
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请选择：7
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Revise Book
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Which book you wanna revise ?
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2
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No such book
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``````
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