Method Point

12.03-constexprPoint0/main.cpp:11–14

class Point {
public:
  constexpr Point(double x, double y) noexcept
  : mX{x}
  , mY{y}
  {}

  constexpr double GetX() const noexcept { return mX; }
  constexpr double GetY() const noexcept { return mY; }