menu =  {"burger": 3.99,
         "fries": 1.99,
         "drink": 0.99}
total = 0

#shows the user the menu and prompts them to select an item
print("Menu")
for k,v in menu.items():
    print(k + "  $" + str(v)) #why does v have "str" in front of it?

#ideally the code should prompt the user multiple times
burger = input("Do you want a burger?")
if burger == "yes":
    total += 3.99
else:
    total += 0
fries = input("Do you want fries?")
if fries == "yes":
    total += 1.99
else:
    total += 0
drink = input("Do you want a drink?")
if drink == "yes":
    total += 1.99
else:
    total += 0

#code should add the price of the menu items selected by the user 
print(total)
Menu
burger  $3.99
fries  $1.99
drink  $0.99
7.970000000000001