#include <stdio.h>
#include <cstdlib>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <iostream>
using namespace std;

int main(void) {
        int k=3;
        int status;
        pid_t pid;
        pid=fork();
        k=2;
        if (pid<0) {
                cout << "Fork() error !";
                _exit(1);
        }
        if (pid=0) {
               //child process
               cout << "Child process PID=" <<getpid() << "Parent process PID=" << getppid() << endl;
               sleep(10);
               cout << " Child k=" << k << endl;
               _exit(200);
      } else {
             //Parent process
             cout << "Parent process," << "PIDR=" << pid << "PID=" << getpid() << "Parent process PID=" << getppid() 
             << endl;
             cout  << "Parent k=" << k << endl; 
             pid=wait(&status);
             if (WIFEXITED(status)) {
             cout << "Process PId" << pid << "finished with code :" << WEXITSTATUS(status)
                     << "from process with PID:" << getpid() << endl;
            }

     }
     return 0;
}