int strange$($int x$,$ int y$)$

$\{$

if $($x $>$ y$)$

return x $+$ y;

else

return x $$ y;

$\}$

what is the output of the following statement?

cout $<<$ strange$(4,5)<<$ endl;

Question $28$ options:

$-1$

$1$

$9$

$20$