/* Lab5.c */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
int main(){
        pid_t pid;
        int i;
        int j;
        int numChild;
        for (i = 0; i < 5; i++){
                pid = fork();
                if (pid == 0){
                        if (i%2 ==0){
                                numChild = 4;
                        }
                else{
                        numChild = 5;
                }
                for(j = 0 ; j < numChild; j++){
                        pid = fork();
                        if (pid == 0){
                                printf("I am subchild %d of child %d\n", j,i);
                                exit(0);
                        }
                }
                        printf("I am child %d\n", i);
                        return 0;
                }
        }
        while(wait(NULL) != -1);
        printf("I am parent\n");
        return 0;
}