/// Find all leaf Node%s in this Tree.
LIST<const Node*> Tree::leaves() const {
LIST<const Node*> leaves;
vector<Node>::const_iterator n;
for (n = nodes.begin(); n != nodes.end(); n++) {
if (n->is_leaf())
leaves.insert(leaves.end(), &(*n));
}
return leaves;
}
int get_max(LIST &list)
{
int max = 0;
LIST::iterator it;
for(it = list.begin(); it != list.end(); it++)
{
if(max<*it)
{
max = *it;
}
}
return max;
}
LIST my_unique(const LIST& list)
{
LIST new_list;
for (auto it = list.begin() ; it != list.end() ; ++it)
{
auto exists = std::find(new_list.begin(), new_list.end(), *it);
if (exists == new_list.end())
new_list.push_back(*it);
}
return new_list;
}