//Return the union of this set with the one pass as an argument. O(n*m)
public SetInterface Union(SetInterface set)
{
ArraySet res = new ArraySet(set.Enumerate());
for (int i = 0; i < _size; i++)
{
if (!set.Contains(_items[i]))
{
res.Add(_items[i]);
}
}
return(res);
}
//Return the intersection between this set and the one pass as an argument. O(n*m)
public SetInterface Intersection(SetInterface set)
{
ArraySet res = new ArraySet();
for (int i = 0; i < _size; i++)
{
if (set.Contains(_items[i]))
{
res.Add(_items[i]);
}
}
return(res);
}
//Return the intersection between this set and the one pass as an argument O(n*m)
public SetInterface Intersection(SetInterface set)
{
LinkedSet res = new LinkedSet();
SinglyLinkedNode curr = _head;
while (curr != null)
{
if (set.Contains(curr.Item))
{
res.Add(curr.Item);
}
curr = curr.Next;
}
return(res);
}
//Determine if this set contains as a subset the set pass as an argument. O(n*m)
public bool Subset(SetInterface set)
{
Object[] setObj = set.Enumerate();
if (setObj.Length > _size)
{
return(false);
}
for (int i = 0; i < setObj.Length; i++)
{
if (!Contains(setObj[i]))
{
return(false);
}
}
return(true);
}
