def hRec$($n$)$:

$$ if $($n $==0)$:

$$ return $0$;

$$ else:

$$ return hRec$($int$($n$/10))+$ n$\%10$

What is the output for each function call

$($a$)$ Function call hRec$(736).$ Output:

$($b$)$ Function call hRec$(12345).$ Output:

$1.26,25$

$2.16,15$

$3.36,35$

$446,45$