def largest_divisor_five(x=120):
	"""Find which is the largest divisor of x among 2,3,4,5"""
	largest = 0
	if x%5==0:
		largest = 5
	elif x%4==0:
		largest = 4
	elif x%3==0:
		largest = 3
	elif x%2==0:
		largest = 2
	else: ## when all other (if, elif) conditions are not met
		return "no divisor found for %d" %x ## each function can return a value or a variable
	return "The largest divisor of %d is %d" %(x, largest)