# A simulated cash register that tracks
# the item count and the total amount due.
class CashRegister :

   # Adds an item to this cash register.
   def addItem(self, price) :
     # Code would appear here

   # Gets the total price of all items in the current sale.
   def getTotal(self) :
     # Code would appear here

   # Gets the number of items in the current sale.
   def getCount(self) :
     # Code would appear here

   # Clears the item count and the total.
   def clear(self) :
     # Code would appear here