What will be the return value of following code snippet for x $=4$ and n $=4?$int foo $($int x$,$ int n$)$ifn $==0)\{$ return $1$; $\}$int p $=$ foo$($x$,$ n $/2)$;if $($n $\%2==0)\{$ return p $*$ p; $\}$ else $\{$ return x $*$ p; $\}1264256128$