#include <stdio.h>
#include <unistd.h>

int main()
{ 
        printf( "hello world\n" );
        int pid = fork(); 
        printf( "fork returned %d\n", pid );
        if  ( pid == 0 )
                execl( "./print-write", "print-write", "1", "1000000", NULL); 
        else
                execl("./print-write", "print-write", "2", "1000000", NULL);
}