#Exam 4 problem 2 solution 

def free_shipping(num_items):
	total=0
	for i in range(num_items):
		price=float(input("enter price "))
		total+=price
	if(total>=35):
		return True, total
	else:
		return False, total
def main():
	num_items=int(input("enter number of items "))
	if(num_items>0):
		free_ship, total=free_shipping(num_items)
		if(free_ship==True):
			print("your total", total)
			print("you got free shipping")
		else:
			print("your total", total)
			print("you didn't get free shipping")
	else:
		print("didn't buy anything")
main()