main:	locals 0 0
	push_int 12
	set_arg 1
	call -1 fact	# calcula fact(12)
	put		# e imprime
	put_nl
	ret

fact:	locals 1 2
	push_int 1
	store_var 0 2	# f = 1
	push_int 1
	store_var 0 1	# i = 1
L1:	push_arg 0 1
	push_var 0 1
	jlt L2		# n < i
	push_var 0 2
	push_var 0 1
	mult
	store_var 0 2	# f = f * i
	push_var 0 1
	push_int 1
	add
	store_var 0 1	# i = i + 1
	jump L1
L2:	push_var 0 2
	ret		# return f