#include "sets.h"
#include <iostream>
using namespace std;

ArraySet::ArraySet ()
{
}

Set& ArraySet::add (int x)
{
  if (!member(x))
  {
    members[size] = x;
    size++;
  }
  return *this;
}

bool ArraySet::member (int x) const
{
  for (int i = 0; i < size; i++)
    if (x == members[i])
      return true;
  return false;
}

Set& ArraySet::clear()
{
  size = 0;
  return *this;
}

void ArraySet::copyMembers(Set& into) const    
{
  for (int i=0; i<size; i++)
    into.add(members[i]);
}