int main$()\{$ cout $<<$ absval$(-2)$; return $0$; $\}$

What is the output of the following code snippet?

int absval$($int a$)\{$ if $($a $<0)\{$ return $-$a; $\}$ else $\{$ return a; $\}\}$ int main$()\{$ cout $<<$ absval$(-2)$; return $0$; $\}$

$2$

$2\mathrm{.}0$

$-2$

$-2\mathrm{.}0$