int
LED_BUITIN
=
4
;
void
____________________
(
)
{
____________________
(
LED_BUILTIN
,
____________________
)
;
}
void
____________________
(
)
{
____________________
(
LED_BUILTIN
,
____________________
)
;
delay
(
1000
)
;
____________________
(
LED_BUILTIN
,
____________________
)
;
delay
(
1000
)
;
}
