#include<stdlib.h>
#include<stdio.h>
#include<unistd.h>
#include<sys/wait.h>
int P2,P3,P4,P5,P6,P7,P8,P9,P10;
int main()
{  
     P2=fork();
    switch(P2)
    {
        case 0:
        P4=fork();
        switch(P4)
        {
            case 0:
            printf("P4: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
        P5=fork();
        switch(P5)
        {
            case 0:
            printf("P5: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
		  P6=fork();
        switch(P6)
        {
            case 0:
            printf("P6: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
            printf("P2: PID= %d, PPID= %d, Potomek= %d,%d,%d\n",getpid(),getppid(),P4,P5,P6);
            wait(NULL);
            wait(NULL);
			wait(NULL);
            exit(0);
        }
	 P3=fork();
    switch(P3)
    {
        case 0:
        P7=fork();
        switch(P7)
        {
            case 0:
            printf("P7: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
        P8=fork();
        switch(P8)
        {
            case 0:
            printf("P8: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
		  P8=fork();
        switch(P9)
        {
            case 0:
            printf("P9: PID= %d, PPID= %d, Potomek= Brak\n",getpid(),getppid());
            exit(0);
        }
            printf("P3: PID= %d, PPID= %d, Potomek= %d,%d,%d\n",getpid(),getppid(),P7,P8,P9);
            wait(NULL);
            wait(NULL);
			wait(NULL);
            exit(0);
        }
    default:
 
    printf("P1: PID= %d, PPID= %d, Potomek= %d,%d\n",getpid(),getppid(),P2,P3);
   
    wait(NULL);
    wait(NULL);
    exit(0);
    }
}