For the pseudo$-$code program below and its auxiliary functions:Print f$(4,-9,-3,2)$Define abs$($x$)$If$($x$<0)$ then return $-$xReturn xDefine f$($x$1,$y$1,$x$2,$y$2)$Return abs$($x$1-$x$2)+$abs$($y$1-$y$2)$The output of the print statement will be