Introduction - If you have any usage issues, please Google them yourself
The books manage 1, the input form and the input value scope:
The books through the input book number, the book title, the author,
the total storage quantity establish a B- tree, the book number,
鐜板瓨閲?and the total storage quantity uses int, the book title, the
author uses 20 characters strings form definition borrowing through
the input book number, the books card number borrows the books,
establishes a borrowing chain table to record borrows the situation
books card number is 20 characters strings 2. outputs forms: The B-
tree indents the table form to demonstrate, borrowing borrows the
books card number, borrows the books the content, borrows the date to
demonstrate 3. this procedure realization picks to a book enrolls the
storehouse, eliminates the stock, borrows and returns, initially
realizes the books to manage