6. Code, compile and upload the following program. (20 pts) All submissions must compile without errors for grade evaluation. Select snack items according to the menu provided below. a) Display a menu. 1) Chips 2) Gummies 3) Pretzels 0) Exit (Zero to exit) b) Request one integer for a snack item. c) Validate the input value. d) Handle the menu with a switch statement or if/else to display the price based on the following: 1) Chips-$1.50 2) Gummies $1.25 3) Pretzels $1.00 e) End the program only if Exit option is selected. t) Display the total amount of lunch items ordered in the transaction