correct my code please i am having issues being able to get the child parent and grandchild id to come up when i run my code here is my code : #include

#include

#include

#include

using namespace std;

int main$()\{$

pid$\_$t pid; $//$ Process ID

const char $*$message;

int n;

int exit$\_$code;

cout $$ "fork program starting

$"$;

pid $=$ fork$()$;

switch $($pid$)\{$

case $-1$:

cout $$ "Fork failure!

$"$;

return $1$;

case $0$: $//$ Child process

$\{$

message $=$ "This is the child

$"$;

n $=5$;

exit$\_$code $=9$;

$//$ Create grandchild process

pid$\_$t grandchild$\_$pid $=$ fork$()$;

if $($grandchild$\_$pid $==0)\{//$ Grandchild process

cout $$ "Grandchild Process. ID: $"$ getpid$()$

Parent ID: $"$ getppid$()$

Grandparent ID: $"$ getppid$()$ endl;

exit$(0)$; $//$ Grandchild exits

$\}$ else $\{$

$//$ Child process waits for grandchild to finish

int grandchild$\_$status;

wait$($&grandchild$\_$status$)$;

cout $$ "Grandchild finished, ID: $"$ grandchild$\_$pid $$ endl;

$\}$

break;

$\}$

default: $//$ Parent process

$\{$

message $=$ "This is the parent

$"$;

n $=3$;

exit$\_$code $=0$;

break;

$\}$

$\}$

$//$ Both parent and child processes run this loop

for $($int i $=0$; i $$ n; $++$i$)\{$

cout $$ message;

sleep$(1)$;

$\}$

$//$ Parent waits for the child process to finish

if $($pid $!=0)\{//$ Parent process

int stat$\_$val;

pid$\_$t child$\_$pid;

child$\_$pid $=$ wait$($&stat$\_$val$)$; $//$ Wait for child

cout $$ "Child finished: PID $="$ child$\_$pid $$ endl;

if $($WIFEXITED$($stat$\_$val$))\{$

cout $$ "Child exited with code $"$ WEXITSTATUS$($stat$\_$val$)$ endl;

$\}$ else $\{$

cout $$ "Child terminated abnormally!" $$ endl;

$\}$

$\}$

exit$($exit$\_$code$)$;

$\}$