void $f($int $a[])$

$\{$

printf$("\%$d

$",$ a$[3])$;

$\}$

$a[3]=a[3]+900$;

int main $($void$)$

$\{$

int $a[10]=\{0,1,2,3,4,5,6,7,8,9\}$;

$($void$)$ a $)$;

$($void$)$ a