Congratulations! You have officially done it. 🎉🎉🎉

In this lesson, you have learned:

• References
  • Pass-by-reference
  • Pass-by-reference with const
• Memory addresses and how to access them
• Pointers
  • Dereferencing a pointer
  • nullptr

// Reference
int &reference = original;

// Pointer
int* pointer = &original;