#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <sys/types.h>
 
int main() {
    pid_t pid=fork();
    if (pid==0){
        printf("Child process\n");
        printf("Process Id=%d\n",pid);
        printf("Child id=%d\n",getpid());
        printf("Parent id=%d\n",getppid());
    }
    else if (pid<0){
        printf("Fork not active");
    }
    else {
        printf("Parent process\n");
        printf("Process Id=%d\n",pid);
        printf("Child id=%d\n",getpid());
        printf("Parent id=%d\n",getppid());
    }
    return 0;
}

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