1 #include "set.h"

     2 

     3 iterator::iterator(set* sc){

     4     current = 1;

     5     this->s = sc;

     6 }

     7 

     8 iterator::~iterator(){

     9      delete s;

    10 }

    11 

    12 pair iterator::getElem(){

    13 	return s->getElem(this -> current);

    14 }

    15 

    16 int iterator::hasNext(){

    17 	if (current == s->length()) return 0;

    18 	else return 1;

    19 }

    20 

    21 void iterator::next(){

    22 	if (this->hasNext()) current++;

    23 }

    24 

    25 void iterator::setToFirst(){

    26 	current = 1;

    27 }