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

int main()
{ int p;

  printf("started\n");
  fflush(stdout);

  p = fork();
  printf("p = %d\n", p);
  printf("step 1\n");
  fflush(stdout);

  p = fork();
  printf("p = %d\n", p);
  printf("step 2\n");
  fflush(stdout);

  p = fork();
  printf("p = %d\n", p);
  printf("finished\n");
  fflush(stdout);
}