#include <stdio.h>

int main(int argc, char **argv, char **env)
{
  int count = 0;

  printf("Here are the environmental variables:\n");
  while(*env)
    {
      printf("var %d = '%s'\n",count,*env);
      env++;
      count++;
    }

  printf("\n");
  printf("Let's walk the stack back until we crash:\n");
  char *x = *argv;
  while(1)
    {
      if(*x != '\0')
	printf("%c",*x);
      else
	printf("\n");
      x++;
    }
}