#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <stdlib.h>
float a=0.0;
float b=0.0;
float c=0.0;
int main()
{
float a=0.0;
float b=0.0;
float c=0.0;
pid_t pid;
pid_t cpid;
int status;
pid = fork();
if (pid == 0)
{
a=1+1;
printf("a: (in Proc)= %.2f\n",a);
sleep(5);
exit(0);
} else {
if ((cpid=wait(&status)) == pid)
{
printf("Child %d returned\n",pid);
}
b=2+2;
printf("a: (in Parent)=%.2f\n", a);
printf("b=%.2f\n", b);
c=a+b;
printf("c=%.2f\n", c);
}
return 0;
}
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