namespace rrts {
+class RRTExt18 : public virtual RRTS {
+private:
+ bool should_finish() const;
+};
+
+class RRTExt17 : public virtual RRTS {
+private:
+ bool should_finish() const;
+};
+
class RRTExt16 : public virtual RRTS {
private:
void steer(RRTNode const& f, RRTNode const& t);