int strend(char *s, char * t){
  char *bs = s;
  char *bt = t;

  for (; *s; s++)
    ;
  for( ; *t; t++)
    ;

  for( ; *s == * t; s--, t--)
    if(t == bt || s == bs)
      break;
  if(*s == *t && t == bt && * != '\0')
    return 1;
  else
    return 0;
}