本程序是简单的图书管理系统，分为添加新书、浏览全部图书和删除图书三个功能。



输入1可添加新书，分别输入书名、ISDN、价格和作者后，即添加完成。



输入2可浏览全部的图书。



输入3可删除图书，输入要删除的行号，即可删除该行，如果输入的行号是最后一行，即删除全部。-This procedure is a simple library management system, divided them into two books, browsing books and books delete all three functions. Enter 1 to add a new book, enter the title, after ISDN, price and author, is added to complete. Input 2 can browse all books. Enter 3 to remove a book, enter the number of rows to be deleted, you can delete the row, if the input line number is the last line, that is deleted.