Description: 1, function: (1) lists all books (2) query number specified books a query by book by book name query b (3) Add records (4) remove the record (5) empty list of books (6) Save Changes 2, the solution: Use the list to achieve the book information to add, delete, query, modification and other operations use files to store data, the next run can be automatically read from the file.
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booklist.doc
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