static list<int> listElements(const DisjointSets &ds, int set)
{
list<int> elements;
for (int i = 0; i < ds.NumElements(); ++i)
{
if (ds.FindSet(i) == ds.FindSet(set))
elements.push_front(i);
}
return elements;
}
static list<int> listSets(const DisjointSets &ds)
{
list<int> sets;
for (int i = 0; i < ds.NumElements(); ++i)
{
if (ds.FindSet(i) == i)
sets.push_front(i);
}
return sets;
}
void printElementSets(const DisjointSets & s)
{
for (int i = 0; i < s.NumElements(); ++i)
cout << s.FindSet(i) << " ";
cout << endl;
}