int my_strcmp(char *s1, char *s2)
{
  int   i;
  int   len1;
  int   len2;

  i = 0;
  len1 = my_strlen(s1);
  len2 = my_strlen(s2);
  if (len1 == 0 && len2 == 0)
    return (0);
  if (len2 == 0)
    return (1);
  if (s1 && s2)
    while (s1[i])
      {
    if (s1[i] > s2[i])
      return (1);
    else if (s1[i] < s2[i])
      return (-1);
    i++;
      }
  if (i < len2)
    return (-1);
  return (0);
}