#include #include "SimplePoint.h" double SimplePoint::Distance(const SimplePoint &p) const { double distance = (x_ - p.x_) * (x_ - p.x_); distance += (y_ - p.y_) * (y_ - p.y_); return sqrt(distance); } void SimplePoint::SetLocation(const int x, const int y) { x_ = x; y_ = y; } int main(int argc, char **argv) { SimplePoint x; // invokes synthesized default constructor. SimplePoint y(x); // invokes synthesized copy constructor. y = x; // invokes synthesized assignment operator. return 0; }