­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­******** Overstock Books Wholesalers shopping app ***************MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 1%%%%%%%%%% Book Inventory %%%%%%%%%%%­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: 1984Author: George OrwellPublisher: HarperCollinsIn Stock: 202Unit Price: 20.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Oliver TwistAuthor: Charles DickinsPublisher: Random HouseIn Stock: 152Unit Price: 14.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: White FangAuthor: Jack LondonPublisher: Random HouseIn Stock: 114Unit Price: 11.00­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: DraculaAuthor: Bram StokerPublisher: Penguin BooksIn Stock: 234Unit Price: 15.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: PersuasionAuthor: Jane AustinPublisher: Random HouseIn Stock: 323Unit Price: 12.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Hard timesAuthor: Charles DickinsPublisher: Penguin BooksIn Stock: 317Unit Price: 11.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: FlatlandAuthor: Edwin AbbottPublisher: Random HouseIn Stock: 793Unit Price: 23.33­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Alice in WonderlandAuthor: Lewis CarrollPublisher: HarperCollinsIn Stock: 124Unit Price: 14.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­********MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 3Title to add?1984Quantity to put in cart? 10=== CART SUCCESSFULLY UPDATED ===********MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 2========= CART ===============Title: 1984Unit Price: 20.99Quantity: 10­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­& Cart Total: 209.90­­­­­­代做留学生Matlab实验作业、JSP编程代做留学生、代做Python编程作业、SPSS帮做­­­­­­­­­­­­­­­­­­­­­­­­­­­­********MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 6===== Thank you for using our app! =====OUTPUT 2 (All user input is underlined and in gray)­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­******** Overstock Books Wholesalers shopping app ***************MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 1%%%%%%%%%% Book Inventory %%%%%%%%%%%­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: 1984Author: George OrwellPublisher: HarperCollinsIn Stock: 212Unit Price: 20.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Oliver TwistAuthor: Charles DickinsPublisher: Random HouseIn Stock: 152Unit Price: 14.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: White FangAuthor: Jack LondonPublisher: Random HouseIn Stock: 119Unit Price: 11.00­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: DraculaAuthor: Bram StokerPublisher: Penguin BooksIn Stock: 234Unit Price: 15.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: PersuasionAuthor: Jane AustinPublisher: Random HouseIn Stock: 323Unit Price: 12.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Hard timesAuthor: Charles DickinsPublisher: Penguin BooksIn Stock: 317Unit Price: 11.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: FlatlandAuthor: Edwin AbbottPublisher: Random HouseIn Stock: 793Unit Price: 23.33­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­Title: Alice in WonderlandAuthor: Lewis CarrollPublisher: HarperCollinsIn Stock: 124Unit Price: 14.99­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­********MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 2=========== the cart is empty ===========********MAIN MENU**********1 ­ Print Inventory2 ­ Print Shopping Cart3 ­ Add to Shopping Cart4 ­ Change Quantity in Cart5 ­ Checkout Cart6 ­ quit without checking outEnter choice: 3Title to add?White FangQuantity to put in cart?转自：http://ass.3daixie.com/2018052758777463.html