12.23

#include <stdio.h>
#include<unistd.h>
int main()
{
pid_t pid;
int count=0;
pid = vfork();
if(pid == 0)
{
  count++;
  printf("count = %d\n",count);
  _exit(0);
}
else
{
count++;
   printf("count = %d\n",count);
        return 0;
}
}